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-rw-r--r--src/conntrack/snprintf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/conntrack/snprintf.c b/src/conntrack/snprintf.c
index 17ad885..eb26af4 100644
--- a/src/conntrack/snprintf.c
+++ b/src/conntrack/snprintf.c
@@ -85,6 +85,9 @@ int __snprintf_conntrack(char *buf,
return -1;
}
+ if (size < 0)
+ return size;
+
/* NULL terminated string */
buf[size+1 > len ? len-1 : size] = '\0';