samsung-sm8650/android_kernel_samsung_sm8650-modules
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disp: msm: sde: add parameters checks to improve code quality

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Add more parameter check including NULL pointer check, buffer
access bonds check etc.

Change-Id: I8d2a4967bed8750c206bc6d265205b257fc999c3
Signed-off-by: Yu Wu <quic_zwy@quicinc.com>
This commit is contained in:
Yu Wu
2023-06-13 19:17:07 +08:00
parent 9b23a8f4aa
commit 59b4bc2772
3 changed files with 10 additions and 5 deletions
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msm/sde/sde_encoder_phys_cmd.c
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@@ -1308,7 +1308,7 @@ static void _get_tearcheck_cfg(struct sde_encoder_phys *phys_enc,
struct msm_mode_info *info = &sde_enc->mode_info;
struct drm_display_mode *mode = &phys_enc->cached_mode;
enum sde_rm_qsync_modes qsync_mode;
ktime_t qsync_time_ns, default_time_ns, default_line_time_ns, ept_time_ns;
ktime_t qsync_time_ns, default_time_ns, default_line_time_ns, ept_time_ns = 0;
ktime_t extra_time_ns = 0, ept_extra_time_ns = 0, qsync_l_bound_ns, qsync_u_bound_ns;
u32 threshold_lines, ept_threshold_lines = 0, yres;
u32 default_fps, qsync_min_fps = 0, ept_fps = 0;