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linux/drivers/thunderbolt
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Mika Westerberg c3bf993092 thunderbolt: Check return value of tb_sw_read() in usb4_switch_op() 
The function misses checking return value of tb_sw_read() before it
accesses the value that was read. Fix this by checking the return value
first.

Fixes: b04079837b ("thunderbolt: Add initial support for USB4")
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Yehezkel Bernat <yehezkelshb@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-28 19:00:59 +02:00
..
cap.c thunderbolt: Make tb_switch_find_cap() available to other files 2019-12-18 15:40:36 +01:00
ctl.c thunderbolt: Populate PG field in hot plug acknowledgment packet 2019-12-18 15:34:25 +01:00
ctl.h thunderbolt: Populate PG field in hot plug acknowledgment packet 2019-12-18 15:34:25 +01:00
dma_port.c thunderbolt: Convert rest of the driver files to use SPDX identifier 2018-10-02 15:52:08 -07:00
dma_port.h thunderbolt: Convert rest of the driver files to use SPDX identifier 2018-10-02 15:52:08 -07:00
domain.c thunderbolt: Use scnprintf() for avoiding potential buffer overflow 2020-03-12 11:27:41 +03:00
eeprom.c thunderbolt: eeprom: Replace zero-length array with flexible-array member 2020-02-14 15:07:03 +03:00
icm.c thunderbolt: icm: Replace zero-length array with flexible-array member 2020-02-14 15:08:49 +03:00
Kconfig thunderbolt: Update Kconfig entries to USB4 2019-12-18 15:39:18 +01:00
lc.c thunderbolt: Add Display Port adapter pairing and resource management 2019-11-02 12:13:31 +03:00
Makefile thunderbolt: Add support for Time Management Unit 2019-12-18 15:41:15 +01:00
nhi_ops.c thunderbolt: Drop unnecessary read when writing LC command in Ice Lake 2019-10-08 12:08:21 +03:00
nhi_regs.h thunderbolt: Add support for Intel Ice Lake 2019-08-26 12:15:06 +03:00
nhi.c thunderbolt: Add initial support for USB4 2019-12-18 15:38:55 +01:00
nhi.h thunderbolt: Add initial support for USB4 2019-12-18 15:38:55 +01:00
path.c thunderbolt: Add bandwidth management for Display Port tunnels 2019-11-02 12:13:31 +03:00
property.c thunderbolt: property: Fix a missing check of kzalloc 2019-03-28 11:30:47 +03:00
switch.c thunderbolt: Fix error code in tb_port_is_width_supported() 2020-03-04 12:34:17 +03:00
tb_msgs.h thunderbolt: Populate PG field in hot plug acknowledgment packet 2019-12-18 15:34:25 +01:00
tb_regs.h thunderbolt: Add support for USB 3.x tunnels 2019-12-18 15:41:40 +01:00
tb.c thunderbolt: Add support for USB 3.x tunnels 2019-12-18 15:41:40 +01:00
tb.h thunderbolt: Add support for USB 3.x tunnels 2019-12-18 15:41:40 +01:00
tmu.c thunderbolt: Add support for Time Management Unit 2019-12-18 15:41:15 +01:00
tunnel.c thunderbolt: Add support for USB 3.x tunnels 2019-12-18 15:41:40 +01:00
tunnel.h thunderbolt: Add support for USB 3.x tunnels 2019-12-18 15:41:40 +01:00
usb4.c thunderbolt: Check return value of tb_sw_read() in usb4_switch_op() 2020-04-28 19:00:59 +02:00
xdomain.c thunderbolt: Add initial support for USB4 2019-12-18 15:38:55 +01:00