diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2022-04-21 09:47:26 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2022-04-21 09:47:26 +0000 |
| commit | 7ec74be4e269ec05edeb24d9e40c2d69508b94b4 (patch) | |
| tree | 392b845b512ec2c1720a7f3952ea29c194ad0340 | |
| parent | 1d3f244114c88151e494b9c8110263b17239dc78 (diff) | |
drm/amdkfd: Check for potential null return of kmalloc_array()
From QintaoShen
f2658d5966bcee8c3eb487875f459756d4f7cdfc in linux 5.15.y/5.15.35
ebbb7bb9e80305820dc2328a371c1b35679f2667 in mainline linux
| -rw-r--r-- | sys/dev/pci/drm/amd/amdkfd/kfd_events.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/pci/drm/amd/amdkfd/kfd_events.c b/sys/dev/pci/drm/amd/amdkfd/kfd_events.c index 3eea4edee35..b8bdd796cd9 100644 --- a/sys/dev/pci/drm/amd/amdkfd/kfd_events.c +++ b/sys/dev/pci/drm/amd/amdkfd/kfd_events.c @@ -531,6 +531,8 @@ static struct kfd_event_waiter *alloc_event_waiters(uint32_t num_events) event_waiters = kmalloc_array(num_events, sizeof(struct kfd_event_waiter), GFP_KERNEL); + if (!event_waiters) + return NULL; for (i = 0; (event_waiters) && (i < num_events) ; i++) { init_wait(&event_waiters[i].wait); |