From: Ben Skeggs <bskeggs@redhat.com>
Date: Tue, 12 Aug 2014 13:35:35 +0000 (+1000)
Subject: drm/nouveau: warn if we fail to re-pin fb on resume
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c9a6fd97335e59a113b53390579379c27fe64ed4;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

drm/nouveau: warn if we fail to re-pin fb on resume

Spotted by Coverity.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 1cc7b603c753..65b4fd53dd4e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -592,7 +592,9 @@ nouveau_display_repin(struct drm_device *dev)
 		if (!nouveau_fb || !nouveau_fb->nvbo)
 			continue;
 
-		nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM);
+		ret = nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM);
+		if (ret)
+			NV_ERROR(drm, "Could not pin framebuffer\n");
 	}
 
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {