6.14-stable review patch. If anyone has any objections, please let me know.
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From: Haoxiang Li haoxiang_li2024@163.com
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 --- drivers/gpu/drm/msm/dsi/dsi_host.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
--- 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_ __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")) {