ext4: fix error handling in ext4_create_journal
Fix error handling in ext4_create_journal according to kernel conventions.
Signed-off-by: Borislav Petkov <bbpetkov@yahoo.de>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index bd9aff9..adcbfad 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2158,6 +2158,7 @@
unsigned int journal_inum)
{
journal_t *journal;
+ int err;
if (sb->s_flags & MS_RDONLY) {
printk(KERN_ERR "EXT4-fs: readonly filesystem when trying to "
@@ -2165,13 +2166,15 @@
return -EROFS;
}
- if (!(journal = ext4_get_journal(sb, journal_inum)))
+ journal = ext4_get_journal(sb, journal_inum);
+ if (!journal)
return -EINVAL;
printk(KERN_INFO "EXT4-fs: creating new journal on inode %u\n",
journal_inum);
- if (jbd2_journal_create(journal)) {
+ err = jbd2_journal_create(journal);
+ if (err) {
printk(KERN_ERR "EXT4-fs: error creating journal.\n");
jbd2_journal_destroy(journal);
return -EIO;