From: Shyam Saini Date: Thu, 19 Jan 2017 21:45:34 +0000 (-0800) Subject: drm/vmwgfx: Use kmemdup instead of kmalloc and memcpy X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5d25fde23b3176c7f94d2a992cb9762707d7c2a0;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git drm/vmwgfx: Use kmemdup instead of kmalloc and memcpy When some other buffer is immediately copied into allocated region. Replace calls to kmalloc followed by a memcpy with a direct call to kmemdup. Signed-off-by: Shyam Saini Reviewed-by: Sinclair Yeh --- diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c index b6126a5f1269..941bcfd131ff 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c @@ -319,18 +319,17 @@ int vmw_otables_setup(struct vmw_private *dev_priv) int ret; if (dev_priv->has_dx) { - *otables = kmalloc(sizeof(dx_tables), GFP_KERNEL); + *otables = kmemdup(dx_tables, sizeof(dx_tables), GFP_KERNEL); if (*otables == NULL) return -ENOMEM; - memcpy(*otables, dx_tables, sizeof(dx_tables)); dev_priv->otable_batch.num_otables = ARRAY_SIZE(dx_tables); } else { - *otables = kmalloc(sizeof(pre_dx_tables), GFP_KERNEL); + *otables = kmemdup(pre_dx_tables, sizeof(pre_dx_tables), + GFP_KERNEL); if (*otables == NULL) return -ENOMEM; - memcpy(*otables, pre_dx_tables, sizeof(pre_dx_tables)); dev_priv->otable_batch.num_otables = ARRAY_SIZE(pre_dx_tables); }