Messages in this thread Patch in this message | | | From | Changwoo Min <> | Subject | [PATCH] hfsplus: hfsplus_file_fsync() does not check for return value of sync_inode_metadata() | Date | Mon, 23 Mar 2015 11:33:18 -0400 |
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hfsplus_file_fsync() siliently ignores the return value of sync_inode_metadata(). If an error occurs at sync_inode_metadata() and subsequent updates of other file system metadata (b-trees) succeed, file system metadata will be inconsistent.
Signed-off-by: Changwoo Min <changwoo.m@gmail.com> --- fs/hfsplus/inode.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c index 0cf786f..9444719 100644 --- a/fs/hfsplus/inode.c +++ b/fs/hfsplus/inode.c @@ -286,7 +286,11 @@ int hfsplus_file_fsync(struct file *file, loff_t start, loff_t end, /* * Sync inode metadata into the catalog and extent trees. */ - sync_inode_metadata(inode, 1); + error = sync_inode_metadata(inode, 1); + if (error) { + mutex_unlock(&inode->i_mutex); + return error; + } /* * And explicitly write out the btrees. -- 1.9.1
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