lisa/android_kernel_xiaomi_sm8350
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Merge "disp: msm: add array out of bounds index check"

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qctecmdr 2019-06-27 08:06:53 -07:00 committed by Gerrit - the friendly Code Review server
commit 62777b5cf4
1 changed files with 7 additions and 1 deletions
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8
msm/msm_fb.c
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@ -375,11 +375,17 @@ struct drm_framebuffer *msm_framebuffer_init(struct drm_device *dev,
goto fail;
}
} else {
const struct drm_format_info *info;
info = drm_format_info(mode_cmd->pixel_format);
if (!info || num_planes > ARRAY_SIZE(info->cpp))
goto fail;
for (i = 0; i < num_planes; i++) {
unsigned int width = mode_cmd->width / (i ? hsub : 1);
unsigned int height = mode_cmd->height / (i ? vsub : 1);
unsigned int min_size;
unsigned int cpp;
unsigned int cpp = 0;
cpp = drm_format_plane_cpp(mode_cmd->pixel_format, i);