Messages in this thread Patch in this message | | | From | Quorum Laval <> | Subject | [PATCH] jfs: jump to error_out when filemap_{fdatawait, write_and_wait} fails | Date | Fri, 26 Aug 2016 15:40:40 +0100 |
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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> --- fs/jfs/resize.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/fs/jfs/resize.c b/fs/jfs/resize.c index 90b3bc2..bd9b641 100644 --- a/fs/jfs/resize.c +++ b/fs/jfs/resize.c @@ -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 */ -- 1.9.1
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