UPSTREAM: drm: log errors in drm_gem_fb_init_with_funcs

Let the user know what went wrong in drm_gem_fb_init_with_funcs
failure paths.

v2: use proper format specifier for size_t (kernel test robot)

Signed-off-by: Simon Ser <contact@emersion.fr>
Reviewed-by: Michel Dänzer <mdaenzer@redhat.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZS4eX0PtTuNvHezILcTWeWINOkRyMS4krXND3cIE@cp4-web-032.plabs.ch
(cherry picked from commit f7f5250308)
Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Change-Id: I94cbf9ccf6e11a48c73dd7e25258b028b5665d01
This commit is contained in:
Simon Ser
2021-05-03 11:39:39 +00:00
committed by Tao Huang
parent a5f9550317
commit 77d8457938
+6 -1
View File
@@ -155,8 +155,10 @@ int drm_gem_fb_init_with_funcs(struct drm_device *dev,
int ret, i;
info = drm_get_format_info(dev, mode_cmd);
if (!info)
if (!info) {
drm_dbg_kms(dev, "Failed to get FB format info\n");
return -EINVAL;
}
for (i = 0; i < info->num_planes; i++) {
unsigned int width = mode_cmd->width / (i ? info->hsub : 1);
@@ -175,6 +177,9 @@ int drm_gem_fb_init_with_funcs(struct drm_device *dev,
+ mode_cmd->offsets[i];
if (objs[i]->size < min_size) {
drm_dbg_kms(dev,
"GEM object size (%zu) smaller than minimum size (%u) for plane %d\n",
objs[i]->size, min_size, i);
drm_gem_object_put(objs[i]);
ret = -EINVAL;
goto err_gem_object_put;