From: YueHaibing <yuehaibing@huawei.com>
Date: Thu, 13 Sep 2018 13:18:11 +0000 (+0800)
Subject: Smack: remove set but not used variable 'root_inode'
X-Git-Tag: v4.20-rc1~118^2^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=76c9805b28557d0b6d439359350061ed0a9395e3;p=thirdparty%2Fkernel%2Flinux.git

Smack: remove set but not used variable 'root_inode'

Fixes gcc '-Wunused-but-set-variable' warning:

security/smack/smackfs.c: In function 'smk_fill_super':
security/smack/smackfs.c:2856:16: warning:
 variable 'root_inode' set but not used [-Wunused-but-set-variable]

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
---

diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index f6482e53d55a8..06b517075ec06 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -2853,7 +2853,6 @@ static const struct file_operations smk_ptrace_ops = {
 static int smk_fill_super(struct super_block *sb, void *data, int silent)
 {
 	int rc;
-	struct inode *root_inode;
 
 	static const struct tree_descr smack_files[] = {
 		[SMK_LOAD] = {
@@ -2917,8 +2916,6 @@ static int smk_fill_super(struct super_block *sb, void *data, int silent)
 		return rc;
 	}
 
-	root_inode = d_inode(sb->s_root);
-
 	return 0;
 }