From: Michal Sojka <sojkam1@fel.cvut.cz>
Date: Thu, 26 Nov 2009 20:57:57 +0000 (+0100)
Subject: bfq: Add check for missing disk parameter
X-Git-Url: http://rtime.felk.cvut.cz/gitweb/frescor/frsh.git/commitdiff_plain/55e5f518859f75c7e5978015ed5891cc4a8fedc2?ds=sidebyside

bfq: Add check for missing disk parameter
---

diff --git a/resources/disk_bfq/mngr/diskbfq_mngr.c b/resources/disk_bfq/mngr/diskbfq_mngr.c
index da32e7f..7eb4f2e 100644
--- a/resources/disk_bfq/mngr/diskbfq_mngr.c
+++ b/resources/disk_bfq/mngr/diskbfq_mngr.c
@@ -183,7 +183,7 @@ int main(int argc, char *argv[])
 	forb_orb orb;
 	FILE* fd;
 	int readers = 4;
-	char disk_dev[40], *disk_name = disk_dev;
+	char disk_dev[40] = {0}, *disk_name = disk_dev;
 	char path[128], scheduler[128];
 	int i, opt, ret;
 
@@ -221,6 +221,9 @@ err_usage:
 		}
 	}
 
+	if (!*disk_name)
+		error(1, 0, "Disk device not specified");
+
 	orb = forb_init(&argc, &argv, &attr);
 	if (!orb) error(1, errno, "forb_init");