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authorChengguang Xu <cgxu519@mykernel.net>2019-11-05 12:51:00 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-12-17 20:35:18 +0100
commit26eca105bceae8c9d49e5d4b2829220acb4ef676 (patch)
tree1b7449d54080e9fe175511e76a85936177704670 /fs/ext2
parent77b14d6ebc6e3dff9c6db607d32bd82bd46e79e8 (diff)
ext2: check err when partial != NULL
commit e705f4b8aa27a59f8933e8f384e9752f052c469c upstream. Check err when partial == NULL is meaningless because partial == NULL means getting branch successfully without error. CC: stable@vger.kernel.org Link: https://lore.kernel.org/r/20191105045100.7104-1-cgxu519@mykernel.net Signed-off-by: Chengguang Xu <cgxu519@mykernel.net> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/ext2')
-rw-r--r--fs/ext2/inode.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index e4bb9386c045..36a2ab6f6150 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -699,10 +699,13 @@ static int ext2_get_blocks(struct inode *inode,
if (!partial) {
count++;
mutex_unlock(&ei->truncate_mutex);
- if (err)
- goto cleanup;
goto got_it;
}
+
+ if (err) {
+ mutex_unlock(&ei->truncate_mutex);
+ goto cleanup;
+ }
}
/*