suckless/slstatus

fixed strcat null possibility in main() (4170970c85da252ee2061f81520581fb71f5e149)
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commit 4170970c85da252ee2061f81520581fb71f5e149
parent df928892e8dd689416cab464cc05284997c0c188
Author: Aaron Marcher <[email protected]>
Date:   Mon, 15 Aug 2016 13:08:34 +0200

fixed strcat null possibility in main()

Diffstat:

Mslstatus.c4++++


1 file changed, 4 insertions(+), 0 deletions(-)

diff --git a/slstatus.c b/slstatus.c
@@ -689,6 +689,10 @@ main(void)

             argument = args[i];
             char *res = argument.func(argument.args);
             char *element = smprintf(argument.format, res);
+            if (element == NULL) {
+                element = smprintf("n/a");
+                fprintf(stderr, "Failed to format output.");
+            }
             strcat(status_string, element);
             free(res);
             free(element);