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-rw-r--r--fs/autofs4/root.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index d5c1401f0031..d34896cfb19f 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -980,19 +980,11 @@ static int autofs4_root_ioctl_unlocked(struct inode *inode, struct file *filp,
980 } 980 }
981} 981}
982 982
983static DEFINE_MUTEX(autofs4_ioctl_mutex);
984
985static long autofs4_root_ioctl(struct file *filp, 983static long autofs4_root_ioctl(struct file *filp,
986 unsigned int cmd, unsigned long arg) 984 unsigned int cmd, unsigned long arg)
987{ 985{
988 long ret;
989 struct inode *inode = filp->f_dentry->d_inode; 986 struct inode *inode = filp->f_dentry->d_inode;
990 987 return autofs4_root_ioctl_unlocked(inode, filp, cmd, arg);
991 mutex_lock(&autofs4_ioctl_mutex);
992 ret = autofs4_root_ioctl_unlocked(inode, filp, cmd, arg);
993 mutex_unlock(&autofs4_ioctl_mutex);
994
995 return ret;
996} 988}
997 989
998#ifdef CONFIG_COMPAT 990#ifdef CONFIG_COMPAT
@@ -1002,13 +994,11 @@ static long autofs4_root_compat_ioctl(struct file *filp,
1002 struct inode *inode = filp->f_path.dentry->d_inode; 994 struct inode *inode = filp->f_path.dentry->d_inode;
1003 int ret; 995 int ret;
1004 996
1005 mutex_lock(&autofs4_ioctl_mutex);
1006 if (cmd == AUTOFS_IOC_READY || cmd == AUTOFS_IOC_FAIL) 997 if (cmd == AUTOFS_IOC_READY || cmd == AUTOFS_IOC_FAIL)
1007 ret = autofs4_root_ioctl_unlocked(inode, filp, cmd, arg); 998 ret = autofs4_root_ioctl_unlocked(inode, filp, cmd, arg);
1008 else 999 else
1009 ret = autofs4_root_ioctl_unlocked(inode, filp, cmd, 1000 ret = autofs4_root_ioctl_unlocked(inode, filp, cmd,
1010 (unsigned long)compat_ptr(arg)); 1001 (unsigned long)compat_ptr(arg));
1011 mutex_unlock(&autofs4_ioctl_mutex);
1012 1002
1013 return ret; 1003 return ret;
1014} 1004}