drm/gma500: Add the missed drm_gem_object_put() in psb_user_framebuffer_create()

psb_user_framebuffer_create() misses to call drm_gem_object_put() in an
error path. Add the missed function call to fix it.

Signed-off-by: Jing Xiangfeng <jingxiangfeng@huawei.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210629115956.15160-1-jingxiangfeng@huawei.com

diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index ebe9dccf2d830817ab43be042cda266d48d00a8f..0b8648396fb24e8a02e730b396e68aa3938e4e13 100644 (file)
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -352,6 +352,7 @@ static struct drm_framebuffer *psb_user_framebuffer_create
                         const struct drm_mode_fb_cmd2 *cmd)
 {
        struct drm_gem_object *obj;
+       struct drm_framebuffer *fb;
 
        /*
         *      Find the GEM object and thus the gtt range object that is
@@ -362,7 +363,11 @@ static struct drm_framebuffer *psb_user_framebuffer_create
                return ERR_PTR(-ENOENT);
 
        /* Let the core code do all the work */
-       return psb_framebuffer_create(dev, cmd, obj);
+       fb = psb_framebuffer_create(dev, cmd, obj);
+       if (IS_ERR(fb))
+               drm_gem_object_put(obj);
+
+       return fb;
 }
 
 static int psbfb_probe(struct drm_fb_helper *fb_helper,