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3f649ab728
linux/drivers/mmc/host
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Kees Cook 3f649ab728 treewide: Remove uninitialized_var() usage 
Using uninitialized_var() is dangerous as it papers over real bugs[1]
(or can in the future), and suppresses unrelated compiler warnings
(e.g. "unused variable"). If the compiler thinks it is uninitialized,
either simply initialize the variable or make compiler changes.

In preparation for removing[2] the[3] macro[4], remove all remaining
needless uses with the following script:

git grep '\buninitialized_var\b' | cut -d: -f1 | sort -u | \
	xargs perl -pi -e \
		's/\buninitialized_var\(([^\)]+)\)/\1/g;
		 s:\s*/\* (GCC be quiet|to make compiler happy) \*/$::g;'

drivers/video/fbdev/riva/riva_hw.c was manually tweaked to avoid
pathological white-space.

No outstanding warnings were found building allmodconfig with GCC 9.3.0
for x86_64, i386, arm64, arm, powerpc, powerpc64le, s390x, mips, sparc64,
alpha, and m68k.

[1] https://lore.kernel.org/lkml/20200603174714.192027-1-glider@google.com/
[2] https://lore.kernel.org/lkml/CA+55aFw+Vbj0i=1TGqCR5vQkCzWJ0QxK6CernOU6eedsudAixw@mail.gmail.com/
[3] https://lore.kernel.org/lkml/CA+55aFwgbgqhbp1fkxvRKEpzyR5J8n1vKT1VZdz9knmPuXhOeg@mail.gmail.com/
[4] https://lore.kernel.org/lkml/CA+55aFz2500WfbKXAx8s67wrm9=yVJu65TpLgN_ybYNv0VEOKA@mail.gmail.com/

Reviewed-by: Leon Romanovsky <leonro@mellanox.com> # drivers/infiniband and mlx4/mlx5
Acked-by: Jason Gunthorpe <jgg@mellanox.com> # IB
Acked-by: Kalle Valo <kvalo@codeaurora.org> # wireless drivers
Reviewed-by: Chao Yu <yuchao0@huawei.com> # erofs
Signed-off-by: Kees Cook <keescook@chromium.org>
2020-07-16 12:35:15 -07:00
..
alcor.c mmc: alcor: Fix a resource leak in the error path for ->probe() 2020-05-07 15:10:25 +02:00
android-goldfish.c mmc: android-goldfish: Enable MMC_CAP2_NO_SDIO 2020-05-28 11:20:56 +02:00
atmel-mci.c mmc: atmel-mci: Respect the cmd->busy_timeout from the mmc core 2020-05-28 11:21:00 +02:00
au1xmmc.c mmc: au1xmmc: Drop redundant code in au1xmmc_send_command() 2020-05-28 11:20:56 +02:00
bcm2835.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
cavium-octeon.c mmc: cavium-octeon: remove nonsense variable coercion 2020-03-27 13:26:25 +01:00
cavium-thunderx.c mmc: cavium: Add missed pci_release_regions 2019-12-18 12:55:11 +01:00
cavium.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
cavium.h
cb710-mmc.c mmc: cb710: Inform the mmc core about the maximum busy timeout 2020-05-28 11:22:13 +02:00
cb710-mmc.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
cqhci.c mmc: cqhci: Avoid false "cqhci: CQE stuck on" by not open-coding timeout loop 2020-04-20 09:24:39 +02:00
cqhci.h mmc: cqhci: Add cqhci_deactivate() 2020-03-24 14:39:52 +01:00
davinci_mmc.c mmc: core: Remove mmc_gpiod_request_*(invert_gpio) 2019-12-18 13:37:07 +01:00
dw_mmc-bluefield.c mmc: dw_mmc-bluefield: : Fix the license information 2019-01-22 08:46:20 +01:00
dw_mmc-exynos.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
dw_mmc-exynos.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
dw_mmc-hi3798cv200.c mmc: dw_mmc: hi3798cv200: make array degrees static const, makes object smaller 2019-09-11 16:10:37 +02:00
dw_mmc-k3.c mmc: host: Prepare host drivers for mmc_regulator_set_vqmmc() returning > 0 2020-05-28 11:20:58 +02:00
dw_mmc-pci.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
dw_mmc-pltfm.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
dw_mmc-pltfm.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
dw_mmc-rockchip.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
dw_mmc-zx.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
dw_mmc-zx.h
dw_mmc.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
dw_mmc.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
jz4740_mmc.c mmc: jz4740: Inform the mmc core about the maximum busy timeout 2020-05-28 11:21:01 +02:00
Kconfig treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
Makefile mmc: host: add Coldfire esdhc support 2020-05-28 11:22:15 +02:00
meson-gx-mmc.c mmc: host: Prepare host drivers for mmc_regulator_set_vqmmc() returning > 0 2020-05-28 11:20:58 +02:00
meson-mx-sdhc-clkc.c mmc: meson-mx-sdhc: Don't use literal 0 to initialize structs 2020-05-28 11:22:15 +02:00
meson-mx-sdhc-mmc.c mmc: meson-mx-sdhc: Fix manual RX FIFO flushing 2020-05-28 11:22:15 +02:00
meson-mx-sdhc.h mmc: host: meson-mx-sdhc: new driver for the Amlogic Meson SDHC host 2020-05-28 11:22:14 +02:00
meson-mx-sdio.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
mmc_hsq.c mmc: host: Introduce the request_atomic() for the host 2020-05-28 11:20:59 +02:00
mmc_hsq.h mmc: host: Introduce the request_atomic() for the host 2020-05-28 11:20:59 +02:00
mmc_spi.c mmc: mmc_spi: Respect the cmd->busy_timeout from the mmc core 2020-05-28 11:21:02 +02:00
mmci_qcom_dml.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284 2019-06-05 17:36:37 +02:00
mmci_stm32_sdmmc.c mmc: mmci_sdmmc: fix DMA API warning max segment size 2020-05-29 12:38:00 +02:00
mmci.c mmc: mmci: Switch to mmc_regulator_set_vqmmc() 2020-05-28 11:20:58 +02:00
mmci.h mmc: mmci_sdmmc: Implement signal voltage callbacks 2020-03-24 14:35:40 +01:00
moxart-mmc.c mmc: moxart: Use dma_request_chan() directly for channel request 2019-11-14 16:28:56 +01:00
mtk-sd.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
mvsdio.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
mvsdio.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
mxcmmc.c mmc: mxcmmc: Use dma_request_chan() instead dma_request_slave_channel() 2019-12-19 08:19:42 +01:00
mxs-mmc.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
of_mmc_spi.c mmc: mmc_spi: Convert to use SPDX identifier 2019-04-15 11:55:54 +02:00
omap_hsmmc.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
omap.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
owl-mmc.c mmc: owl-mmc: Respect the cmd->busy_timeout from the mmc core 2020-05-28 11:21:01 +02:00
pxamci.c mmc: pxamci: Use dma_request_chan() instead dma_request_slave_channel() 2019-12-19 08:19:42 +01:00
pxamci.h
renesas_sdhi_core.c mmc: renesas_sdhi: remove manual clk handling 2020-05-28 11:22:15 +02:00
renesas_sdhi_internal_dmac.c mmc: renesas_sdhi: use recent tap values for HS400 2019-12-16 12:29:36 +01:00
renesas_sdhi_sys_dmac.c mmc: renesas_sdhi_sys_dmac: Remove all R-Car Gen3 SoCs 2019-09-11 15:58:39 +02:00
renesas_sdhi.h mmc: renesas_sdhi: Avoid bad TAP in HS400 2020-05-28 11:21:02 +02:00
rtsx_pci_sdmmc.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
rtsx_usb_sdmmc.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
s3cmci.c mmc: s3cmci: Drop redundant code in s3cmci_setup_data() 2020-05-28 11:20:56 +02:00
s3cmci.h MMC core: 2019-07-11 18:11:21 -07:00
sdhci_am654.c mmc: sdhci: am654: Use sdhci_set_power_and_voltage() 2020-03-24 14:39:53 +01:00
sdhci_f_sdh30.c mmc: sdhci_f_sdh30: convert to devm_platform_ioremap_resource 2019-12-18 14:46:06 +01:00
sdhci_f_sdh30.h mmc: sdhci-milbeaut: add Milbeaut SD controller driver 2019-11-13 16:10:16 +01:00
sdhci-acpi.c mmc: sdhci-acpi: Add SDHCI_QUIRK2_BROKEN_64_BIT_DMA for AMDI0040 2020-05-11 10:51:30 +02:00
sdhci-bcm-kona.c mmc: sdhci-bcm-kona: Drop unused includes 2019-02-25 08:40:58 +01:00
sdhci-brcmstb.c mmc: sdhci-brcmstb: Fix incorrect switch to HS mode 2020-01-20 12:01:19 +01:00
sdhci-cadence.c mmc: sdhci-cadence: fix PHY write 2020-05-29 12:37:59 +02:00
sdhci-cns3xxx.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
sdhci-dove.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 176 2019-05-30 11:29:19 -07:00
sdhci-esdhc-imx.c mmc: sdhci-esdhc-imx: disable the CMD CRC check for standard tuning 2020-05-29 12:38:00 +02:00
sdhci-esdhc-mcf.c mmc: host: add Coldfire esdhc support 2020-05-28 11:22:15 +02:00
sdhci-esdhc.h mmc: sdhci-esdhc: update contact email 2020-05-28 11:21:03 +02:00
sdhci-iproc.c mmc: sdhci: iproc: Add custom set_power() callback for bcm2711 2020-03-24 14:39:53 +01:00
sdhci-milbeaut.c mmc: sdhci: milbeaut: Use sdhci_set_power_and_voltage() 2020-03-24 14:39:53 +01:00
sdhci-msm.c mmc: sdhci-msm: Clear tuning done flag while hs400 tuning 2020-06-01 08:04:40 +02:00
sdhci-of-arasan.c Char/Misc driver patches for 5.8-rc1 2020-06-07 10:59:32 -07:00
sdhci-of-aspeed.c mmc: sdhci-of-aspeed: add inversion signal presence 2019-11-20 13:40:47 +01:00
sdhci-of-at91.c mmc: sdhci-of-at91: fix CALCR register being rewritten 2020-05-29 12:38:00 +02:00
sdhci-of-dwcmshc.c mmc: sdhci-of-dwcmshc: add suspend/resume support 2020-05-28 11:22:14 +02:00
sdhci-of-esdhc.c mmc: sdhci-of-esdhc: exit HS400 properly before setting any speed mode 2020-05-28 11:22:16 +02:00
sdhci-of-hlwd.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
sdhci-omap.c mmc: sdhci-omap: Add Support for Suspend/Resume 2020-03-24 14:39:52 +01:00
sdhci-pci-arasan.c
sdhci-pci-core.c mmc: sdhci-pci-gli: Add Genesys Logic GL9763E support 2020-05-28 11:22:14 +02:00
sdhci-pci-data.c treewide: Add SPDX license identifier for missed files 2019-05-21 10:50:45 +02:00
sdhci-pci-dwc-mshc.c
sdhci-pci-gli.c mmc: sdhci-pci-gli: Add Genesys Logic GL9763E support 2020-05-28 11:22:14 +02:00
sdhci-pci-o2micro.c mmc: sdhci-pci-o2micro: Make some symbols static 2020-05-28 11:21:01 +02:00
sdhci-pci.h mmc: sdhci-pci-gli: Add Genesys Logic GL9763E support 2020-05-28 11:22:14 +02:00
sdhci-pic32.c
sdhci-pltfm.c mmc: Remove dev_err() usage after platform_get_irq() 2019-09-11 15:58:39 +02:00
sdhci-pltfm.h mmc: Replace zero-length array with flexible-array member 2020-03-24 14:39:45 +01:00
sdhci-pxav2.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282 2019-06-05 17:36:37 +02:00
sdhci-pxav3.c mmc: sdhci-sprd: Fix the incorrect soft reset operation when runtime resuming 2019-08-06 18:59:14 +02:00
sdhci-s3c.c mmc: sdhci-s3c: convert to devm_platform_ioremap_resource 2019-12-18 14:46:06 +01:00
sdhci-sirf.c mmc: core: Remove mmc_gpiod_request_*(invert_gpio) 2019-12-18 13:37:07 +01:00
sdhci-spear.c mmc: sdhci-spear: convert to devm_platform_ioremap_resource 2019-12-18 14:46:06 +01:00
sdhci-sprd.c mmc: host: sdhci-sprd: Implement the request_atomic() API 2020-05-28 11:20:59 +02:00
sdhci-st.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
sdhci-tegra.c sdhci: tegra: Avoid reading autocal timeout values when not applicable 2020-05-28 11:22:15 +02:00
sdhci-xenon-phy.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 372 2019-06-05 17:37:10 +02:00
sdhci-xenon.c mmc: sdhci-xenon: fix annoying 1.8V regulator warning 2020-04-20 10:09:03 +02:00
sdhci-xenon.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 372 2019-06-05 17:37:10 +02:00
sdhci.c treewide: Remove uninitialized_var() usage 2020-07-16 12:35:15 -07:00
sdhci.h mmc: sdhci-msm: Introduce new ops to dump vendor specific registers 2020-05-28 11:22:16 +02:00
sdricoh_cs.c mmc: sdricoh_cs: Respect the cmd->busy_timeout from the mmc core 2020-05-28 11:22:14 +02:00
sh_mmcif.c mmc: sh_mmcif: Use dma_request_chan() instead dma_request_slave_channel() 2019-12-19 08:19:42 +01:00
sunxi-mmc.c mmc: host: Drop redundant MMC_CAP_ERASE 2020-05-28 11:22:14 +02:00
tifm_sd.c mmc: tifm_sd: Inform the mmc core about the maximum busy timeout 2020-05-28 11:21:02 +02:00
tmio_mmc_core.c mmc: tmio: Make sure the PM domain is 'started' while probing 2020-05-28 11:22:15 +02:00
tmio_mmc.c Revert "mmc: tmio: move runtime PM enablement to the driver implementations" 2019-09-13 13:48:35 +02:00
tmio_mmc.h mmc: tmio: factor out TAP usage 2020-03-24 14:35:38 +01:00
toshsd.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
toshsd.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
uniphier-sd.c mmc: uniphier-sd: call devm_request_irq() after tmio_mmc_host_probe() 2020-05-28 11:22:14 +02:00
usdhi6rol0.c mmc: usdhi6rol0: Inform the mmc core about the maximum busy timeout 2020-05-28 11:21:00 +02:00
ushc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
via-sdmmc.c mmc: via-sdmmc: Respect the cmd->busy_timeout from the mmc core 2020-05-28 11:21:02 +02:00
vub300.c mmc: vub300: Use scnprintf() for avoiding potential buffer overflow 2020-03-24 14:39:52 +01:00
wbsd.c mmc: wbsd: Replace hardcoded command numbers with existing defines 2020-05-28 11:20:56 +02:00
wbsd.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
wmt-sdmmc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00