tools/insmod: initialize use_syslog

Initialize the variable, otherwise we'll get (random) stack value if the
user hasn't provided --syslog. Reported by scan-build.

Fixes: ca8f04e ("tools/insmod: add syslog and verbose options")
Signed-off-by: Emil Velikov <[email protected]>
Link: #172
Signed-off-by: Lucas De Marchi <[email protected]>

tools/insmod.c

@@ -65,7 +65,7 @@ static int do_insmod(int argc, char *argv[])
 	char *opts = NULL;
 	size_t optslen = 0;
 	int verbose = LOG_ERR;
-	int use_syslog;
+	int use_syslog = 0;
 	int i, err = 0, r = 0;
 	const char *null_config = NULL;
 	unsigned int flags = 0;