[PATCH 3/3] f2fs: fix to use more generic EOPNOTSUPP

[Chao Yu]

EOPNOTSUPP is widely used as error number indicating operation is
not supported in syscall, and ENOTSUPP was defined and only used
for NFSv3 protocol, so use EOPNOTSUPP instead.

Fixes: 0a2aa8fbb969 ("f2fs: refactor __exchange_data_block for speed up")
Signed-off-by: Chao Yu <yuch...@huawei.com>
---
 fs/f2fs/file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index b3937a6497d9..64469555e774 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1034,7 +1034,7 @@ static int __read_out_blkaddrs(struct inode *inode, 
block_t *blkaddr,
 
                        if (test_opt(sbi, LFS)) {
                                f2fs_put_dnode(&dn);
-                               return -ENOTSUPP;
+                               return -EOPNOTSUPP;
                        }
 
                        /* do not invalidate this block address */
-- 
2.18.0.rc1