Commit e98bdb80 authored Dec 14, 2018 by Felix Kuehling Committed by Alex Deucher Dec 18, 2018

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>

parent 7ab3f021

drivers/gpu/drm/amd/amdkfd/kfd_chardev.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -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);

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