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| author | Thierry Reding <treding@nvidia.com> | 2021-09-02 22:33:09 +0200 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2021-09-16 18:06:52 +0200 |
| commit | c3dbfb9c49eef7d07904e5fd5e158dd6688bbab3 (patch) | |
| tree | 3d8ec9d2961d2062d5dfda65fee5a40f18c68154 /drivers/gpu | |
| parent | a81cf839a064af27349b857fe347e97dd98c12a0 (diff) | |
| download | linux-stable-c3dbfb9c49eef7d07904e5fd5e158dd6688bbab3.tar.gz linux-stable-c3dbfb9c49eef7d07904e5fd5e158dd6688bbab3.tar.bz2 linux-stable-c3dbfb9c49eef7d07904e5fd5e158dd6688bbab3.zip | |
gpu: host1x: Plug potential memory leak
The memory allocated for a DMA fence could be leaked if the code failed
to allocate the waiter object. Make sure to release the fence allocation
on failure.
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/host1x/fence.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/host1x/fence.c b/drivers/gpu/host1x/fence.c index e49083b0b09e..ecab72882192 100644 --- a/drivers/gpu/host1x/fence.c +++ b/drivers/gpu/host1x/fence.c @@ -152,8 +152,10 @@ struct dma_fence *host1x_fence_create(struct host1x_syncpt *sp, u32 threshold) return ERR_PTR(-ENOMEM); fence->waiter = kzalloc(sizeof(*fence->waiter), GFP_KERNEL); - if (!fence->waiter) + if (!fence->waiter) { + kfree(fence); return ERR_PTR(-ENOMEM); + } fence->sp = sp; fence->threshold = threshold; |