JFS: Free sbi memory in error path
Jan Blunck [Mon, 12 Apr 2010 23:44:08 +0000 (16:44 -0700)]
I spotted the missing kfree() while removing the BKL.

[akpm@linux-foundation.org: avoid multiple returns so it doesn't happen again]
Signed-off-by: Jan Blunck <jblunck@suse.de>
Cc: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/jfs/super.c

index 157382f..b66832a 100644 (file)
@@ -446,10 +446,8 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
        /* initialize the mount flag and determine the default error handler */
        flag = JFS_ERR_REMOUNT_RO;
 
-       if (!parse_options((char *) data, sb, &newLVSize, &flag)) {
-               kfree(sbi);
-               return -EINVAL;
-       }
+       if (!parse_options((char *) data, sb, &newLVSize, &flag))
+               goto out_kfree;
        sbi->flag = flag;
 
 #ifdef CONFIG_JFS_POSIX_ACL
@@ -458,7 +456,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
 
        if (newLVSize) {
                printk(KERN_ERR "resize option for remount only\n");
-               return -EINVAL;
+               goto out_kfree;
        }
 
        /*
@@ -478,7 +476,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
        inode = new_inode(sb);
        if (inode == NULL) {
                ret = -ENOMEM;
-               goto out_kfree;
+               goto out_unload;
        }
        inode->i_ino = 0;
        inode->i_nlink = 1;
@@ -550,9 +548,10 @@ out_mount_failed:
        make_bad_inode(sbi->direct_inode);
        iput(sbi->direct_inode);
        sbi->direct_inode = NULL;
-out_kfree:
+out_unload:
        if (sbi->nls_tab)
                unload_nls(sbi->nls_tab);
+out_kfree:
        kfree(sbi);
        return ret;
 }