[PATCH 1/1] drm/amdkfd: Fix handling of return code of dma_buf_get

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On errors, dma_buf_get returns a negative error code, rather than NULL.

Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
 drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 4 ++--
 1 file 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 3623538..db6f27f 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);
 
-- 
2.7.4

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