Remove dead variable assignments

Found by:	clang static analyzer
Verified by:	md5(1)

3 files changed, 2 insertions, 4 deletions

diff --git a/sbin/ccdconfig/ccdconfig.c b/sbin/ccdconfig/ccdconfig.c
index 928aba5..5630c45 100644
--- a/sbin/ccdconfig/ccdconfig.c
+++ b/sbin/ccdconfig/ccdconfig.c
@@ -177,11 +177,10 @@ do_single(int argc, char **argv, int action)
 	 */
 	if (action == CCD_UNCONFIG || action == CCD_UNCONFIGALL) {
 		ex = 0;
-		for (i = 0; argc != 0; ) {
+		for (; argc != 0;) {
 			cp = *argv++; --argc;
 			if ((ccd = resolve_ccdname(cp)) < 0) {
 				warnx("invalid ccd name: %s", cp);
-				i = 1;
 				continue;
 			}
 			grq = gctl_get_handle();
diff --git a/sbin/gbde/gbde.c b/sbin/gbde/gbde.c
index 0a1e740..5f0462b 100644
--- a/sbin/gbde/gbde.c
+++ b/sbin/gbde/gbde.c
@@ -750,7 +750,7 @@ main(int argc, char **argv)
 	if (argc < 3)
 		usage();
 
-	if ((i = modfind("g_bde")) < 0) {
+	if (modfind("g_bde") < 0) {
 		/* need to load the gbde module */
 		if (kldload(GBDEMOD) < 0 || modfind("g_bde") < 0)
 			err(1, GBDEMOD ": Kernel module not available");
diff --git a/sbin/iscontrol/config.c b/sbin/iscontrol/config.c
index d6d250d..df3a490 100644
--- a/sbin/iscontrol/config.c
+++ b/sbin/iscontrol/config.c
@@ -249,7 +249,6 @@ getConfig(FILE *fd, char *key, char **Ar, int *nargs)
 	  switch(state) {
 	  case 0:
 	       if((p = strchr(lp, '{')) != NULL) {
-		    n = 0;
 		    while((--p > lp) && *p && isspace(*p));
 		    n = p - lp;
 		    if(len && strncmp(lp, key, MAX(n, len)) == 0)