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fix string format crash

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Fix functions format_mac_address
and replace_substring.
This commit is contained in:
Christian Giese
2021-08-02 17:58:16 +02:00
parent 842ad6926b
commit c27dcfb018
1 changed files with 2 additions and 2 deletions
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4
src/bbl_utils.c
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@ -39,7 +39,7 @@ format_mac_address (uint8_t *mac)
static int idx = 0;
char *ret;
ret = buffer[idx];
idx = (idx+1) & 31;
idx = (idx+1) & 15;
snprintf(ret, MAC_STR_LEN, "%02x:%02x:%02x:%02x:%02x:%02x", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
return ret;
}
@ -130,7 +130,7 @@ replace_substring (const char* source,
char *result_pos = result;
size_t result_len = 0;
idx = (idx+1) & 4;
idx = (idx+1) & 3;
size_t new_len = strlen(new);
size_t old_len = strlen(old);