wrtd:tools: fix lswrnc, check pointer before use it

Signed-off-by: Federico Vaga <federico.vaga@cern.ch>

wrtd:tools: fix lswrnc, check pointer before use it
Signed-off-by: Federico Vaga <federico.vaga@cern.ch>
cec1caf0 · Federico Vaga · 3341a77e · cec1caf0
Commit cec1caf0 authored Jul 10, 2015 by Federico Vaga
Hide whitespace changes
Inline Side-by-side

Showing with 3 additions and 1 deletion

lswrnc.c tools/lswrnc.c +3 -1

No files found.
--- a/tools/lswrnc.c
+++ b/tools/lswrnc.c
@@ -51,6 +51,8 @@ int main(int argc, char *argv[])
 	}

 	list = wrnc_list();
+	if (!list)
+		goto out;
 	for (i = 0; list[i]; ++i) {
 		fprintf(stdout, "%s\n" , list[i]);
 		wrnc = wrnc_open(list[i]);
@@ -68,6 +70,6 @@ int main(int argc, char *argv[])
 		wrnc_close(wrnc);
 	}
 	wrnc_list_free(list);
-
+out:
        exit(0);
 }