cmdline: fix overflow on bsd

[dpdk.git] / lib / librte_cmdline / cmdline_parse_string.c

diff --git a/lib/librte_cmdline/cmdline_parse_string.c b/lib/librte_cmdline/cmdline_parse_string.c
index b1bfe91..45883b3 100644 (file)
--- a/lib/librte_cmdline/cmdline_parse_string.c
+++ b/lib/librte_cmdline/cmdline_parse_string.c
@@ -105,13 +105,17 @@ get_next_token(const char *s)
 }
 
 int
-cmdline_parse_string(cmdline_parse_token_hdr_t *tk, const char *buf, void *res)
+cmdline_parse_string(cmdline_parse_token_hdr_t *tk, const char *buf, void *res,
+       unsigned ressize)
 {
        struct cmdline_token_string *tk2;
        struct cmdline_token_string_data *sd;
        unsigned int token_len;
        const char *str;
 
+       if (res && ressize < STR_TOKEN_SIZE)
+               return -1;
+
        if (!tk || !buf || ! *buf)
                return -1;