simplify falsy comparisons

[m6w6/libmemcached] / src / bin / memtouch.cc

diff --git a/src/bin/memtouch.cc b/src/bin/memtouch.cc
index e160e6a3dfade72213c1297bb67b50808cc30366..dbb9ad5ceeb0e79c30a1fe0b320c40979a10c960 100644 (file)
--- a/src/bin/memtouch.cc
+++ b/src/bin/memtouch.cc
@@ -200,7 +200,7 @@ void options_parse(int argc, char *argv[]) {
     case OPT_EXPIRE:
       errno = 0;
       expiration = time_t(strtoul(optarg, (char **) NULL, 10));
-      if (errno != 0) {
+      if (errno) {
         fprintf(stderr, "Invalid value for --expire: %s\n", optarg);
         exit(EXIT_FAILURE);
       }