diff options
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_gem.c')
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_gem.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index 0e0a41b2f57f..4f2e3feabc0f 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -121,7 +121,14 @@ int mtk_drm_gem_dumb_create(struct drm_file *file_priv, struct drm_device *dev, int ret; args->pitch = DIV_ROUND_UP(args->width * args->bpp, 8); - args->size = args->pitch * args->height; + + /* + * Multiply 2 variables of different types, + * for example: args->size = args->spacing * args->height; + * may cause coverity issue with unintentional overflow. + */ + args->size = args->pitch; + args->size *= args->height; mtk_gem = mtk_drm_gem_create(dev, args->size, false); if (IS_ERR(mtk_gem)) |