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jfs: jump to error_out when filemap_{fdatawait, write_and_wait} fails 

filemap_fdatawait/filemap_write_and_wait may fail, so check the return
value and jump to error_out in the case of error.

Signed-off-by: Quorum Laval <quorum.laval@gmail.com>
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
This commit is contained in:
Quorum Laval 2016-08-26 15:40:40 +01:00 committed by Dave Kleikamp
parent b8927721ae
commit 7cfcd8b79a
1 changed files with 8 additions and 2 deletions
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10
fs/jfs/resize.c
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@ -379,8 +379,14 @@ int jfs_extendfs(struct super_block *sb, s64 newLVSize, int newLogSize)
* cached in meta-data cache, and not written out
* by txCommit();
*/
filemap_fdatawait(ipbmap->i_mapping);
filemap_write_and_wait(ipbmap->i_mapping);
rc = filemap_fdatawait(ipbmap->i_mapping);
if (rc)
goto error_out;
rc = filemap_write_and_wait(ipbmap->i_mapping);
if (rc)
goto error_out;
diWriteSpecial(ipbmap, 0);
newPage = nPages; /* first new page number */