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DNSWL_BLOCKED(0.00)[2a07:de40:b281:104:10:150:64:97:from,2a07:de40:b281:106:10:150:64:167:received]; DKIM_TRACE(0.00)[suse.de:+] X-Rspamd-Action: no action X-Spam-Flag: NO X-Spam-Score: -4.30 X-Rspamd-Queue-Id: 8B2E11F388 Am 24.07.24 um 18:09 schrieb Dan Carpenter: > This function accidentally returns zero/success on the failure path. > It leads to locking issues and an uninitialized *map_copy in the > caller. > > Fixes: b4b0193e83cb ("drm/fbdev-generic: Fix locking with drm_client_buffer_vmap_local()") > Signed-off-by: Dan Carpenter Reviewed-by: Thomas Zimmermann > --- > drivers/gpu/drm/drm_client.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/drm_client.c b/drivers/gpu/drm/drm_client.c > index 2803ac111bbd..bfedcbf516db 100644 > --- a/drivers/gpu/drm/drm_client.c > +++ b/drivers/gpu/drm/drm_client.c > @@ -355,7 +355,7 @@ int drm_client_buffer_vmap_local(struct drm_client_buffer *buffer, > > err_drm_gem_vmap_unlocked: > drm_gem_unlock(gem); > - return 0; > + return ret; > } > EXPORT_SYMBOL(drm_client_buffer_vmap_local); > -- -- Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Frankenstrasse 146, 90461 Nuernberg, Germany GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman HRB 36809 (AG Nuernberg)