linux/drivers/uio
Johannes Thumshirn e2ef939303 uio: Destroy uio_idr on module exit
Destroy uio_idr on module exit, reclaiming the allocated memory.

This was detected by the following semantic patch (written by Luis Rodriguez
<mcgrof@suse.com>)
<SmPL>
@ defines_module_init @
declarer name module_init, module_exit;
declarer name DEFINE_IDR;
identifier init;
@@

module_init(init);

@ defines_module_exit @
identifier exit;
@@

module_exit(exit);

@ declares_idr depends on defines_module_init && defines_module_exit @
identifier idr;
@@

DEFINE_IDR(idr);

@ on_exit_calls_destroy depends on declares_idr && defines_module_exit @
identifier declares_idr.idr, defines_module_exit.exit;
@@

exit(void)
{
 ...
 idr_destroy(&idr);
 ...
}

@ missing_module_idr_destroy depends on declares_idr && defines_module_exit && !on_exit_calls_destroy @
identifier declares_idr.idr, defines_module_exit.exit;
@@

exit(void)
{
 ...
 +idr_destroy(&idr);
}

</SmPL>

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:25:59 -07:00
..
Kconfig uio: pruss: Drop depends on ARCH_DAVINCI_DA850 from config 2015-06-12 17:01:43 -07:00
Makefile uio: uio_fsl_elbc_gpcm: new driver 2015-01-12 05:04:13 -08:00
uio_aec.c uio: uio_aec: remove unnecessary pci_set_drvdata() 2013-09-26 08:47:25 -07:00
uio_cif.c uio: uio_cif: remove unnecessary pci_set_drvdata() 2013-09-26 08:47:25 -07:00
uio_dmem_genirq.c uio: drop owner assignment from platform_drivers 2014-10-20 16:21:46 +02:00
uio_fsl_elbc_gpcm.c uio: uio_fsl_elbc_gpcm: new driver 2015-01-12 05:04:13 -08:00
uio_mf624.c uio: uio_mf624: remove DEFINE_PCI_DEVICE_TABLE macro 2013-12-08 22:41:48 -08:00
uio_netx.c uio: uio_netx: remove unnecessary pci_set_drvdata() 2013-09-26 08:47:25 -07:00
uio_pci_generic.c uio/uio_pci_generic: don't return zero on failure path in probe() 2015-01-12 05:04:12 -08:00
uio_pdrv_genirq.c Revert "uio: constify of_device_id array" 2015-04-03 16:04:21 +02:00
uio_pruss.c uio: pruss: Include <linux/sizes.h> 2015-06-12 17:01:43 -07:00
uio_sercos3.c uio: uio_sercos3: remove unnecessary pci_set_drvdata() 2013-09-26 08:47:25 -07:00
uio.c uio: Destroy uio_idr on module exit 2015-08-05 13:25:59 -07:00