fixed a "comparison between signed and unsigned" warning

21 years ago · 481d5ac1b7
parent ff59e51250
commit 481d5ac1b7
1 changed files with 1 additions and 1 deletions
--- a/ares_init.c
+++ b/ares_init.c
@ -784,7 +784,7 @@ static char *try_config(char *s, const char *opt)
 static const char *try_option(const char *p, const char *q, const char *opt)
 {
  size_t len = strlen(opt);
-  return (q - p > len && strncmp(p, opt, len) == 0) ? p + len : NULL;
+  return ((size_t)(q - p) > len && !strncmp(p, opt, len)) ? &p[len] : NULL;
 }
 static int ip_addr(const char *s, int len, struct in_addr *addr)