sacc

commit 1eb587973e37752fdbd96dae505ba298d813dce5
parent 2adf2ce8ca208d31ae754065bbd35e0672a50610
Author: Quentin Rameau <quinq@fifth.space>
Date:   Fri, 23 Jun 2017 20:50:43 +0200

Check for 0 size in xreallocarray

Diffstat:
M
sacc.c
 | 
4
++++

1 file changed, 4 insertions(+), 0 deletions(-)
diff --git a/sacc.c b/sacc.c
@@ -50,6 +50,10 @@ xreallocarray(void *m, const size_t n, const size_t s)
 {
 	void *nm;
 
+	if (n == 0 || s == 0) {
+		free(m);
+		return NULL;
+	}
 	if (s && n > (size_t)-1/s)
 		die("realloc: overflow");
 	if (!(nm = realloc(m, n * s)))