abc/lwip
1
0
Fork 0
mirror of https://git.savannah.nongnu.org/git/lwip.git synced 2026-05-18 06:06:57 +08:00
Code Issues Packages Projects Releases Wiki Activity

inet.c Modify (acc >> 16) test to ((acc >> 16) != 0) to help buggy

Browse Source 
compiler (Paradigm C++)
This commit is contained in:
kieranm
2007-08-24 14:31:53 +00:00
parent 261af8dc07
commit 7c90cc6aac
2 changed files with 6 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/core/inet.c
View File

@@ -270,7 +270,7 @@ inet_chksum_pseudo(struct pbuf *p,
(void *)q, (void *)q->next));
acc += LWIP_CHKSUM(q->payload, q->len);
/*LWIP_DEBUGF(INET_DEBUG, ("inet_chksum_pseudo(): unwrapped lwip_chksum()=%"X32_F" \n", acc));*/
while (acc >> 16) {
while ((acc >> 16) != 0) {
acc = (acc & 0xffffUL) + (acc >> 16);
}
if (q->len % 2 != 0) {
@@ -290,7 +290,7 @@ inet_chksum_pseudo(struct pbuf *p,
acc += (u32_t)htons((u16_t)proto);
acc += (u32_t)htons(proto_len);
while (acc >> 16) {
while ((acc >> 16) != 0) {
acc = (acc & 0xffffUL) + (acc >> 16);
}
LWIP_DEBUGF(INET_DEBUG, ("inet_chksum_pseudo(): pbuf chain lwip_chksum()=%"X32_F"\n", acc));