From 24f6fe3226c6f9f1b8406311a96b59c6e650b707 Mon Sep 17 00:00:00 2001 From: Tales Lelo da Aparecida Date: Fri, 15 Apr 2022 08:12:59 -0300 Subject: drm/vkms: check plane_composer->map[0] before using it MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix a copypasta error. The caller of compose_plane() already checks primary_composer->map. In contrast, plane_composer->map is never verified here before handling. Fixes: 7938f4218168 ("dma-buf-map: Rename to iosys-map") Reviewed-by: André Almeida Signed-off-by: Tales Lelo da Aparecida Signed-off-by: Melissa Wen Link: https://patchwork.freedesktop.org/patch/msgid/20220415111300.61013-2-tales.aparecida@gmail.com --- drivers/gpu/drm/vkms/vkms_composer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/vkms/vkms_composer.c') diff --git a/drivers/gpu/drm/vkms/vkms_composer.c b/drivers/gpu/drm/vkms/vkms_composer.c index 914c0ac7dc8b..0f5655f72640 100644 --- a/drivers/gpu/drm/vkms/vkms_composer.c +++ b/drivers/gpu/drm/vkms/vkms_composer.c @@ -157,7 +157,7 @@ static void compose_plane(struct vkms_composer *primary_composer, void *vaddr; void (*pixel_blend)(const u8 *p_src, u8 *p_dst); - if (WARN_ON(iosys_map_is_null(&primary_composer->map[0]))) + if (WARN_ON(iosys_map_is_null(&plane_composer->map[0]))) return; vaddr = plane_composer->map[0].vaddr; -- cgit v1.2.3-59-g8ed1b