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Diffstat (limited to 'src/ipcpd/eth')
-rw-r--r--src/ipcpd/eth/eth.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/ipcpd/eth/eth.c b/src/ipcpd/eth/eth.c
index f62bd0a7..25f42fc8 100644
--- a/src/ipcpd/eth/eth.c
+++ b/src/ipcpd/eth/eth.c
@@ -496,7 +496,8 @@ static int eth_ipcp_alloc(const uint8_t * dst_addr,
msg->timeout = hton32(qs.timeout);
memcpy(msg + 1, hash, ipcp_dir_hash_len());
- memcpy(buf + len + ETH_HEADER_TOT_SIZE, data, dlen);
+ if (dlen > 0)
+ memcpy(buf + len + ETH_HEADER_TOT_SIZE, data, dlen);
ret = eth_ipcp_send_frame(dst_addr,
#if defined(BUILD_ETH_DIX)
@@ -542,7 +543,8 @@ static int eth_ipcp_alloc_resp(uint8_t * dst_addr,
#endif
msg->response = response;
- memcpy(msg + 1, data, len);
+ if (len > 0)
+ memcpy(msg + 1, data, len);
if (eth_ipcp_send_frame(dst_addr,
#if defined(BUILD_ETH_DIX)