diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 82b4829f00b8202e23226708e795e1cdc172ed24..836fc37a437a5ded7ee1964f76f4e61113d076a0 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3163,7 +3163,7 @@ static int write_one_eb(struct extent_buffer *eb,
 	u64 offset = eb->start;
 	unsigned long i, num_pages;
 	int rw = (epd->sync_io ? WRITE_SYNC : WRITE);
-	int ret;
+	int ret = 0;
 
 	clear_bit(EXTENT_BUFFER_IOERR, &eb->bflags);
 	num_pages = num_extent_pages(eb->start, eb->len);