diff options
Diffstat (limited to 'fs/ext4/inode.c')
-rw-r--r-- | fs/ext4/inode.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index bd0d0a10ca42..fa835bed92f2 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -3219,13 +3219,15 @@ static sector_t ext4_bmap(struct address_space *mapping, sector_t block) { struct inode *inode = mapping->host; journal_t *journal; + sector_t ret = 0; int err; + inode_lock_shared(inode); /* * We can get here for an inline file via the FIBMAP ioctl */ if (ext4_has_inline_data(inode)) - return 0; + goto out; if (mapping_tagged(mapping, PAGECACHE_TAG_DIRTY) && test_opt(inode->i_sb, DELALLOC)) { @@ -3264,10 +3266,14 @@ static sector_t ext4_bmap(struct address_space *mapping, sector_t block) jbd2_journal_unlock_updates(journal); if (err) - return 0; + goto out; } - return iomap_bmap(mapping, block, &ext4_iomap_ops); + ret = iomap_bmap(mapping, block, &ext4_iomap_ops); + +out: + inode_unlock_shared(inode); + return ret; } static int ext4_readpage(struct file *file, struct page *page) |