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net: coap: Fix wrong app data

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CoAP context send message data pointer is internal to coap.
ip_buf_appdata points &uip_buf(buf)[UIP_IPUDPH_LEN]. coap
internal data pointer assignment to ip_buf_appdata is wrong.
So copy data to ip_buf_appdata.

Change-Id: I3f11da382a227572c9080b210104a5b8e3dc34b4
Signed-off-by: Ravi kumar Veeramally <ravikumar.veeramally@linux.intel.com>
This commit is contained in:
Ravi kumar Veeramally 2015-12-22 11:14:10 +02:00 • committed by Anas Nashif
commit 810c510664
1 changed files with 1 additions and 1 deletions
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2
net/ip/er-coap/er-coap-context.c
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@ -607,7 +607,7 @@ coap_context_send_message(coap_context_t *coap_ctx,
* set the send buffer length correctly. * set the send buffer length correctly.
*/ */
uip_len(coap_ctx->buf) = 0; uip_len(coap_ctx->buf) = 0;
ip_buf_appdata(coap_ctx->buf) = (uint8_t *)data; memcpy(ip_buf_appdata(coap_ctx->buf), data, length);
ret = coap_context_reply(coap_ctx, coap_ctx->buf); ret = coap_context_reply(coap_ctx, coap_ctx->buf);
} }