[PATCH 1/4] f2fs: assign return value in f2fs_gc

[Jaegeuk Kim <jaegeuk@xxxxxxxxxx>]

This patch adds a return value of write_checkpoint for f2fs_gc.

Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
---
 fs/f2fs/gc.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 24acbbb..400bc6d 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -925,10 +925,14 @@ gc_more:
 		 */
 		if (__get_victim(sbi, &segno, gc_type) ||
 						prefree_segments(sbi)) {
-			write_checkpoint(sbi, &cpc);
+			ret = write_checkpoint(sbi, &cpc);
+			if (ret)
+				goto stop;
 			segno = NULL_SEGNO;
 		} else if (has_not_enough_free_secs(sbi, 0, 0)) {
-			write_checkpoint(sbi, &cpc);
+			ret = write_checkpoint(sbi, &cpc);
+			if (ret)
+				goto stop;
 		}
 	}
 
@@ -948,7 +952,7 @@ gc_more:
 			goto gc_more;
 
 		if (gc_type == FG_GC)
-			write_checkpoint(sbi, &cpc);
+			ret = write_checkpoint(sbi, &cpc);
 	}
 stop:
 	mutex_unlock(&sbi->gc_mutex);
-- 
2.8.3

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