This patch fixes missing up_read call.
Fixes: c9b60788fc76 ("f2fs: fix to do sanity check with block address in main
area")
Cc: # 4.19+
Signed-off-by: Jaegeuk Kim
---
fs/f2fs/node.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 3994b44541b4..acb819b8fc42 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1541,8 +1541,10 @@ static int __write_node_page(struct page *page, bool
atomic, bool *submitted,
}
if (__is_valid_data_blkaddr(ni.blk_addr) &&
- !f2fs_is_valid_blkaddr(sbi, ni.blk_addr, DATA_GENERIC))
+ !f2fs_is_valid_blkaddr(sbi, ni.blk_addr, DATA_GENERIC)) {
+ up_read(&sbi->node_write);
goto redirty_out;
+ }
if (atomic && !test_opt(sbi, NOBARRIER))
fio.op_flags |= REQ_PREFLUSH | REQ_FUA;
--
2.19.0.605.g01d371f741-goog
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