[PATCH -next] cifs: remove set but not used variable 'cifs_sb'

From: YueHaibing <yuehaibing@huawei.com>
To: kernel-janitors@vger.kernel.org
Subject: [PATCH -next] cifs: remove set but not used variable 'cifs_sb'
Date: Thu, 06 Sep 2018 01:50:43 +0000	[thread overview]
Message-ID: <1536198643-6123-1-git-send-email-yuehaibing@huawei.com> (raw)

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

fs/cifs/ioctl.c: In function 'cifs_ioctl':
fs/cifs/ioctl.c:164:23: warning:
 variable 'cifs_sb' set but not used [-Wunused-but-set-variable]

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 fs/cifs/ioctl.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c
index 91f87ea..6a51ec6e 100644
--- a/fs/cifs/ioctl.c
+++ b/fs/cifs/ioctl.c
@@ -161,7 +161,6 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
 	struct inode *inode = file_inode(filep);
 	int rc = -ENOTTY; /* strange error - but the precedent */
 	unsigned int xid;
-	struct cifs_sb_info *cifs_sb;
 	struct cifsFileInfo *pSMBFile = filep->private_data;
 	struct cifs_tcon *tcon;
 	__u64	ExtAttrBits = 0;
@@ -169,7 +168,6 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
 
 	xid = get_xid();
 
-	cifs_sb = CIFS_SB(inode->i_sb);
 	cifs_dbg(FYI, "cifs ioctl 0x%x\n", command);
 	switch (command) {
 		case FS_IOC_GETFLAGS:
