secure: decrease a (stack allocated) buffer size

Signed-off-by: Ferry Huberts <ferry.huberts@pelagic.nl>

diff --git a/lib/secure/src/olsrd_secure.c b/lib/secure/src/olsrd_secure.c
index 66b0c47..c865477 100644 (file)
--- a/lib/secure/src/olsrd_secure.c
+++ b/lib/secure/src/olsrd_secure.c
@@ -920,7 +920,7 @@ send_cres(struct interface *olsr_if, union olsr_ip_addr *to, union olsr_ip_addr
   /* Create digest of received challenge + IP */
 
   {
   /* Create digest of received challenge + IP */
 
   {

-    uint8_t checksum_cache[1512 + KEYLENGTH];
+    uint8_t checksum_cache[sizeof(chal_in) + olsr_cnf->ipsize];

     /* Create packet + key cache */
     /* First the challenge received */
     memcpy(checksum_cache, &chal_in, sizeof(chal_in));
     /* Create packet + key cache */
     /* First the challenge received */
     memcpy(checksum_cache, &chal_in, sizeof(chal_in));