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authorFelix Kuehling <Felix.Kuehling@amd.com>2018-12-14 11:57:02 -0500
committerAlex Deucher <alexander.deucher@amd.com>2018-12-18 17:39:11 -0500
commite98bdb8061305ec00ca9c11231a606e849477bc8 (patch)
tree0b9b9841767caba83179eb5722681f1f1d7d4d79 /drivers
parent7ab3f021bbc8078e7fbd1d06b6b3105dc010dc0e (diff)
drm/amdkfd: Fix handling of return code of dma_buf_get
On errors, dma_buf_get returns a negative error code, rather than NULL. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_chardev.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 3623538baf6f..db6f27fe3d5a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -1629,8 +1629,8 @@ static int kfd_ioctl_import_dmabuf(struct file *filep,
return -EINVAL;
dmabuf = dma_buf_get(args->dmabuf_fd);
- if (!dmabuf)
- return -EINVAL;
+ if (IS_ERR(dmabuf))
+ return PTR_ERR(dmabuf);
mutex_lock(&p->mutex);