diff options
| author | Alexandru Moise <00moses.alexander00@gmail.com> | 2017-09-19 22:04:12 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-09-25 16:40:31 +0200 |
| commit | 2827a418ca1b23e432e62c9b3d0e7cf3255dfe88 (patch) | |
| tree | f714a36e5dccc31387bc54c7162ce6e8a2fb2f22 /kernel/irq/irqdesc.c | |
| parent | e19b205be43d11bff638cad4487008c48d21c103 (diff) | |
| download | op-kernel-dev-2827a418ca1b23e432e62c9b3d0e7cf3255dfe88.zip op-kernel-dev-2827a418ca1b23e432e62c9b3d0e7cf3255dfe88.tar.gz | |
genirq: Check __free_irq() return value for NULL
__free_irq() can return a NULL irqaction for example when trying to free
already-free IRQ, but the callsite unconditionally dereferences the
returned pointer.
Fix this by adding a check and return NULL.
Signed-off-by: Alexandru Moise <00moses.alexander00@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20170919200412.GA29985@gmail.com
Diffstat (limited to 'kernel/irq/irqdesc.c')
0 files changed, 0 insertions, 0 deletions
