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Merge pull request #3295 from authmillenon/ng_udp/doc/fix

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ng_udp: fix documentation
This commit is contained in:
Martine Lenders 2015-07-02 13:41:01 +02:00
commit e6811e8c28
2 changed files with 6 additions and 5 deletions
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9
sys/include/net/ng_udp.h
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@ -70,9 +70,9 @@ typedef struct __attribute__((packed)) {
* @param[in] pseudo_hdr Pointer to the network layer header
*
* @return 0 on success
* @return -EBADMSG if @p pkt is not of type NG_NETTYPE_UDP
* @return -EFAULT if @p pkt or @p pseudo_hdr is NULL
* @return -ENOENT if @p pseudo_hdr_type is not known
* @return -EBADMSG if @p hdr is not of type NG_NETTYPE_UDP
* @return -EFAULT if @p hdr or @p pseudo_hdr is NULL
* @return -ENOENT if ng_pktsnip_t::type of @p pseudo_hdr is not known
*/
int ng_udp_calc_csum(ng_pktsnip_t *hdr, ng_pktsnip_t *pseudo_hdr);
@ -86,7 +86,8 @@ int ng_udp_calc_csum(ng_pktsnip_t *hdr, ng_pktsnip_t *pseudo_hdr);
* @param[in] dst_len Length of @p dst, must be 2
*
* @return pointer to the newly created (and allocated) header
* @return NULL on error
* @return NULL on `src == NULL`, `dst == NULL`, `src_len != 2`, `dst_len != 2`
* or on allocation error
*/
ng_pktsnip_t *ng_udp_hdr_build(ng_pktsnip_t *payload,
uint8_t *src, size_t src_len,

2
sys/net/transport_layer/ng_udp/ng_udp.c
View File

@ -208,7 +208,7 @@ int ng_udp_calc_csum(ng_pktsnip_t *hdr, ng_pktsnip_t *pseudo_hdr)
{
uint16_t csum;
if (hdr == NULL || hdr->next == NULL) {
if ((hdr == NULL) || (pseudo_hdr == NULL)) {
return -EFAULT;
}
if (hdr->type != NG_NETTYPE_UDP) {