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Commit 2639f2bf authored by Wei Yongjun's avatar Wei Yongjun Committed by Thierry Reding
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drm/tegra: fix error return code in gr2d_submit() 



Fix to return -ENOENT in the host1x_bo lookup error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: default avatarWei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: default avatarThierry Reding <thierry.reding@avionic-design.de>
parent b6f2056f

drivers/gpu/host1x/drm/gr2d.c

+6 −2
Original line number Diff line number Diff line
@@ -135,8 +135,10 @@ static int gr2d_submit(struct host1x_drm_context *context, 
			goto fail;



		bo = host1x_bo_lookup(drm, file, cmdbuf.handle);

		if (!bo)

		if (!bo) {

			err = -ENOENT;

			goto fail;

		}



		host1x_job_add_gather(job, bo, cmdbuf.words, cmdbuf.offset);

		num_cmdbufs--;
@@ -158,9 +160,11 @@ static int gr2d_submit(struct host1x_drm_context *context, 
		reloc->cmdbuf = cmdbuf;

		reloc->target = target;



		if (!reloc->target || !reloc->cmdbuf)

		if (!reloc->target || !reloc->cmdbuf) {

			err = -ENOENT;

			goto fail;

		}

	}



	err = copy_from_user(job->waitchk, waitchks,

			     sizeof(*waitchks) * num_waitchks);