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| author | Haoxiang Li <haoxiang_li2024@163.com> | 2025-02-19 07:07:12 +0300 |
|---|---|---|
| committer | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2025-02-26 13:15:49 +0300 |
| commit | 52b3f0e118b1700e5c60ff676a1f522ce44fadc8 (patch) | |
| tree | 73310432403d2733baf2d28b1314e85bec7e81e7 /drivers/gpu/drm/msm/dsi | |
| parent | b0e71c2637d1b99ff7093582cd3c9f0960619878 (diff) | |
| download | linux-52b3f0e118b1700e5c60ff676a1f522ce44fadc8.tar.xz | |
drm/msm/dsi: Add check for devm_kstrdup()
Add check for the return value of devm_kstrdup() in
dsi_host_parse_dt() to catch potential exception.
Fixes: 958d8d99ccb3 ("drm/msm/dsi: parse vsync source from device tree")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/638297/
Link: https://lore.kernel.org/r/20250219040712.2598161-1-haoxiang_li2024@163.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/msm/dsi')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 5b245133a1d1..4d75529c0e85 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1831,8 +1831,15 @@ static int dsi_host_parse_dt(struct msm_dsi_host *msm_host) __func__, ret); goto err; } - if (!ret) + if (!ret) { msm_dsi->te_source = devm_kstrdup(dev, te_source, GFP_KERNEL); + if (!msm_dsi->te_source) { + DRM_DEV_ERROR(dev, "%s: failed to allocate te_source\n", + __func__); + ret = -ENOMEM; + goto err; + } + } ret = 0; if (of_property_present(np, "syscon-sfpb")) { |