From: Christian König <christian.koenig@amd.com>
Date: Fri, 9 Apr 2021 12:58:43 +0000 (+0200)
Subject: drm/ttm: fix return value check
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8a9d24f222ea1b1c20dffbc62bff736f3f94b768;p=linux.git

drm/ttm: fix return value check

The function returns the number of swapped pages here. Only abort when we get
a negative error code.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210409130113.1459-1-christian.koenig@amd.com
---

diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 7dcd3fb694956..7d479095dcf8c 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -326,7 +326,7 @@ int ttm_tt_populate(struct ttm_device *bdev,
 	       ttm_dma32_pages_limit) {
 
 		ret = ttm_global_swapout(ctx, GFP_KERNEL);
-		if (ret)
+		if (ret < 0)
 			goto error;
 	}