musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/string/strcasestr.c b/src/string/strcasestr.c
index af109f36..dc598bc3 100644
--- a/src/string/strcasestr.c
+++ b/src/string/strcasestr.c

@@ -4,6 +4,7 @@

char *strcasestr(const char *h, const char *n)

{

size_t l = strlen(n);

+ if (!l) return (char *)h;

for (; *h; h++) if (!strncasecmp(h, n, l)) return (char *)h;

return 0;

}