From: Stathis Kamperis <beket@dragonflybsd.org>
Date: Mon, 30 Mar 2009 07:48:36 +0000 (+0000)
Subject: vnconfig -l: print an error if supplied vn is unknown
X-Git-Tag: v2.3.1~175^2~4
X-Git-Url: https://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/906f76fefd8f2e807f8f8e18da9b887206b4c1a8

vnconfig -l: print an error if supplied vn is unknown

The code as it is has no effect, because `tmp' is never NULL.
Make it behave as initially intended. Also, since we are here
replace the printf() call with errx().

Approved-by: corecode@
---

diff --git a/usr.sbin/vnconfig/vnconfig.c b/usr.sbin/vnconfig/vnconfig.c
index 66ec175ab8..01a2c0f410 100644
--- a/usr.sbin/vnconfig/vnconfig.c
+++ b/usr.sbin/vnconfig/vnconfig.c
@@ -290,10 +290,8 @@ getinfo( const char *vname )
 			}
 			tmp++;
 		}
-		if (tmp == NULL) {
-			printf("unknown vn device: %s", vname);
-			return 1;
-		}
+		if (*tmp == '\0')
+			errx(1, "unknown vn device: %s", vname);
 	}
 
 	snprintf(vnpath, sizeof(vnpath), "/dev/vn%d", i);