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-rw-r--r--package/utils/px5g/src/px5g.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/package/utils/px5g/src/px5g.c b/package/utils/px5g/src/px5g.c
index 2b3e78585c..cf50ad28e2 100644
--- a/package/utils/px5g/src/px5g.c
+++ b/package/utils/px5g/src/px5g.c
@@ -22,6 +22,7 @@
#include <stdlib.h>
#include <string.h>
#include <time.h>
+#include <limits.h>
#include "polarssl/havege.h"
#include "polarssl/bignum.h"
#include "polarssl/x509.h"
@@ -157,6 +158,8 @@ int selfsigned(char **arg) {
from = (from < 1000000000) ? 1000000000 : from;
strftime(fstr, sizeof(fstr), "%F %H:%M:%S", gmtime(&from));
to = from + 60 * 60 * 24 * days;
+ if (to < from)
+ to = INT_MAX;
strftime(tstr, sizeof(tstr), "%F %H:%M:%S", gmtime(&to));
x509_raw cert;