From faae1cfe8993113fbd189bc428192c6a039fd255 Mon Sep 17 00:00:00 2001
From: Sascha Wildner <saw@online.de>
Date: Wed, 16 Sep 2009 16:57:20 +0200
Subject: [PATCH] devfs: Remove some unneeded variables.

---
 sys/vfs/devfs/devfs_rules.c | 5 -----
 sys/vfs/devfs/devfs_vnops.c | 6 ------
 2 files changed, 11 deletions(-)

diff --git a/sys/vfs/devfs/devfs_rules.c b/sys/vfs/devfs/devfs_rules.c
index 09aaf81868..82fe51347f 100644
--- a/sys/vfs/devfs/devfs_rules.c
+++ b/sys/vfs/devfs/devfs_rules.c
@@ -231,7 +231,6 @@ devfs_rule_check_apply(struct devfs_node *node, void *unused)
 {
 	struct devfs_rule *rule;
 	struct mount *mp = node->mp;
-	int applies = 0;
 	int locked = 0;
 
 	/* Check if it is locked already. if not, we acquire the devfs lock */
@@ -297,14 +296,12 @@ devfs_rule_check_apply(struct devfs_node *node, void *unused)
 				 continue;
 			}
 			node->flags |= (DEVFS_HIDDEN | DEVFS_RULE_HIDDEN);
-			applies = 1;
 		} else if (rule->rule_cmd & DEVFS_RULE_SHOW) {
 			/*
 			 * Show rule just means that the node should not be hidden, so
 			 * what we do is clear the hide flag from the node.
 			 */
 			node->flags &= ~DEVFS_HIDDEN;
-			applies = 1;
 		} else if (rule->rule_cmd & DEVFS_RULE_LINK) {
 			/*
 			 * This is a LINK rule, so we tell devfs to create
@@ -314,7 +311,6 @@ devfs_rule_check_apply(struct devfs_node *node, void *unused)
 #if 0
 			devfs_alias_create(rule->linkname, node, 1);
 #endif
-			applies = 1;
 		} else if (rule->rule_cmd & DEVFS_RULE_PERM) {
 			/*
 			 * This is a normal ownership/permission rule. We
@@ -324,7 +320,6 @@ devfs_rule_check_apply(struct devfs_node *node, void *unused)
 			node->mode = rule->mode;
 			node->uid = rule->uid;
 			node->gid = rule->gid;
-			applies = 1;
 		}
 	}
 
diff --git a/sys/vfs/devfs/devfs_vnops.c b/sys/vfs/devfs/devfs_vnops.c
index 2526bfa99e..5105ccf574 100644
--- a/sys/vfs/devfs/devfs_vnops.c
+++ b/sys/vfs/devfs/devfs_vnops.c
@@ -440,7 +440,6 @@ devfs_nresolve(struct vop_nresolve_args *ap)
 	struct vnode *vp = NULL;
 	int error = 0;
 	int len;
-	int hidden = 0;
 	int depth;
 
 	ncp = ap->a_nch->ncp;
@@ -480,8 +479,6 @@ devfs_nresolve(struct vop_nresolve_args *ap)
 
 		if (!(found->flags & DEVFS_HIDDEN))
 			devfs_allocv(/*ap->a_dvp->v_mount, */ &vp, found);
-		else
-			hidden = 1;
 	}
 
 	if (vp == NULL) {
@@ -1229,7 +1226,6 @@ devfs_specf_stat(struct file *fp, struct stat *sb, struct ucred *cred)
 static int
 devfs_specf_kqfilter(struct file *fp, struct knote *kn)
 {
-	struct devfs_node *node;
 	struct vnode *vp;
 	int error;
 	cdev_t dev;
@@ -1241,8 +1237,6 @@ devfs_specf_kqfilter(struct file *fp, struct knote *kn)
 		error = EBADF;
 		goto done;
 	}
-	node = DEVFS_NODE(vp);
-
 	if ((dev = vp->v_rdev) == NULL) {
 		error = EBADF;
 		goto done;
-- 
2.11.4.GIT