X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fvlog.c;h=5496f010e6bfeea5e1d7152d4e0f4381c2845343;hb=3f355f47f8e7343e909ccfa854454d667baf3c38;hp=97a930aca5d1c8fad65b615b2c344fa89aec4964;hpb=a14bc59fb8f27db193d74662dc9c5cb8237177ef;p=openvswitch

diff --git a/lib/vlog.c b/lib/vlog.c
index 97a930ac..5496f010 100644
--- a/lib/vlog.c
+++ b/lib/vlog.c
@@ -314,7 +314,7 @@ vlog_reopen_log_file(void)
 char *
 vlog_set_levels_from_string(const char *s_)
 {
-    char *save_ptr;
+    char *save_ptr = NULL;
     char *s = xstrdup(s_);
     char *module, *facility;
 
@@ -522,7 +522,7 @@ format_log_message(enum vlog_module module, enum vlog_level level,
             p++;
         }
         field = 0;
-        while (isdigit(*p)) {
+        while (isdigit((unsigned char)*p)) {
             field = (field * 10) + (*p - '0');
             p++;
         }