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pbuf_copy(): moved the check for "p_to != NULL" to a better place.

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This commit is contained in:
goldsimon 2012-01-20 21:21:10 +01:00
parent efbad07643
commit f2de3215c3
1 changed files with 1 additions and 1 deletions
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2
src/core/pbuf.c
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@ -863,7 +863,6 @@ pbuf_copy(struct pbuf *p_to, struct pbuf *p_from)
/* iterate through pbuf chain */
do
{
LWIP_ERROR("p_to != NULL", p_to != NULL, return ERR_ARG;);
/* copy one part of the original chain */
if ((p_to->len - offset_to) >= (p_from->len - offset_from)) {
/* complete current p_from fits into current p_to */
@ -880,6 +879,7 @@ pbuf_copy(struct pbuf *p_to, struct pbuf *p_from)
/* on to next p_to (if any) */
offset_to = 0;
p_to = p_to->next;
LWIP_ERROR("p_to != NULL", p_to != NULL, return ERR_ARG;);
}
LWIP_ASSERT("offset_from <= p_from->len", offset_from <= p_from->len);
if (offset_from >= p_from->len) {