f2fs: assign return value in f2fs_gc

This patch adds a return value of write_checkpoint for f2fs_gc.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 24acbbb..400bc6d 100644 (file)
--- 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);