linux-ext4 - Re: [ext4:dev 6/9] fs/ext4/super.c:4039:1: warning: label 'failed

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Date:	Thu, 24 Jan 2013 23:24:45 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	kbuild test robot <fengguang.wu@...el.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [ext4:dev 6/9] fs/ext4/super.c:4039:1: warning: label
 'failed_mount8' defined but not used

On Fri, Jan 25, 2013 at 12:04:56PM +0800, kbuild test robot wrote:
> tree:   git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev
> head:   a16d0247541d300a1a1027212725c86a16180a0a
> commit: 99d0e4f8d1d88b303219c50b3a2c1192eab6b3e2 [6/9] ext4: release sysfs kobject when failing to enable quotas on mount
> config: x86_64-randconfig-x988 (attached as .config)
> 
> All warnings:
> 
>    fs/ext4/super.c: In function 'ext4_fill_super':
> >> fs/ext4/super.c:4039:1: warning: label 'failed_mount8' defined but not used [-Wunused-label]

Sigh.... I'll add the following to make this go away.

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 96a3cc9..3ac3060 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4036,8 +4036,10 @@ cantfind_ext4:
 		ext4_msg(sb, KERN_ERR, "VFS: Can't find ext4 filesystem");
 	goto failed_mount;
 
+#ifdef CONFIG_QUOTA
 failed_mount8:
 	kobject_del(&sbi->s_kobj);
+#endif
 failed_mount7:
 	ext4_unregister_li_request(sb);
 failed_mount6:

					- Ted
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