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drm/msm/dsi: Fix return value check in msm_dsi_host_set_display_mode()

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In case of error, the function drm_mode_duplicate() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Wei Yongjun 2016-06-18 17:26:37 +00:00 committed by Rob Clark
parent f14270161a
commit 2abe1f2509
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/msm/dsi/dsi_host.c
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@ -2278,9 +2278,9 @@ int msm_dsi_host_set_display_mode(struct mipi_dsi_host *host,
}
msm_host->mode = drm_mode_duplicate(msm_host->dev, mode);
if (IS_ERR(msm_host->mode)) {
if (!msm_host->mode) {
pr_err("%s: cannot duplicate mode\n", __func__);
return PTR_ERR(msm_host->mode);
return -ENOMEM;
}
return 0;