If the memory allocation fails, the reference on 'dma_buf' still needs to be released, as already done in the other error handling path.

Fixes: f54ce9e8cbd3 ("drm/amdkfd: Let driver decide buffer size at AMDKFD_IOC_GET_DMABUF_INFO ioctl") Signed-off-by: Christophe JAILLET christophe.jaillet@wanadoo.fr --- Compile tested only --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index c693c508df1a..e1afdad07c43 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -603,8 +603,10 @@ int amdgpu_amdkfd_get_dmabuf_info(struct amdgpu_device *adev, int dma_buf_fd, if (*metadata_size <= buffer_size) { *metadata_buffer = kzalloc(*metadata_size, GFP_KERNEL);

- if (!*metadata_buffer) - return -ENOMEM; + if (!*metadata_buffer) { + r = -ENOMEM; + goto out_put; + }

r = amdgpu_bo_get_metadata(bo, *metadata_buffer, *metadata_size, NULL, &metadata_flags);