diff options
| author | Haoxiang Li <haoxiang_li2024@163.com> | 2025-02-19 12:07:12 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-04-25 10:47:57 +0200 |
| commit | 359f6cffaecf6bc2bcb017305f70a9230e1ea3bb (patch) | |
| tree | dc0185dcd1ce2ff69b4328534332691ce934b39d | |
| parent | 31efeca2ef85b5bcc3ea1fc7fd63cfa27146963e (diff) | |
drm/msm/dsi: Add check for devm_kstrdup()
commit 52b3f0e118b1700e5c60ff676a1f522ce44fadc8 upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -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 7459fb8c5177..d22e01751f5e 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1827,8 +1827,15 @@ 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_read_bool(np, "syscon-sfpb")) { |