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tcp_slowtmr(): change the scope of 'pcb2' to reflect its block-only usage.

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This commit is contained in:
goldsimon 2010-11-21 10:41:27 +00:00
parent e52730d1fb
commit f418782c2c
1 changed files with 11 additions and 9 deletions
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16
src/core/tcp.c
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@ -738,7 +738,7 @@ tcp_connect(struct tcp_pcb *pcb, ip_addr_t *ipaddr, u16_t port,
void void
tcp_slowtmr(void) tcp_slowtmr(void)
{ {
struct tcp_pcb *pcb, *pcb2, *prev; struct tcp_pcb *pcb, *prev;
u16_t eff_wnd; u16_t eff_wnd;
u8_t pcb_remove; /* flag if a PCB should be removed */ u8_t pcb_remove; /* flag if a PCB should be removed */
u8_t pcb_reset; /* flag if a RST should be sent when removing */ u8_t pcb_reset; /* flag if a RST should be sent when removing */
@ -894,6 +894,7 @@ tcp_slowtmr(void)
/* If the PCB should be removed, do it. */ /* If the PCB should be removed, do it. */
if (pcb_remove) { if (pcb_remove) {
struct tcp_pcb *pcb2;
tcp_pcb_purge(pcb); tcp_pcb_purge(pcb);
/* Remove PCB from tcp_active_pcbs list. */ /* Remove PCB from tcp_active_pcbs list. */
if (prev != NULL) { if (prev != NULL) {
@ -911,9 +912,9 @@ tcp_slowtmr(void)
pcb->local_port, pcb->remote_port); pcb->local_port, pcb->remote_port);
} }
pcb2 = pcb->next; pcb2 = pcb;
memp_free(MEMP_TCP_PCB, pcb); pcb = pcb->next;
pcb = pcb2; memp_free(MEMP_TCP_PCB, pcb2);
} else { } else {
/* get the 'next' element now and work with 'prev' below (in case of abort) */ /* get the 'next' element now and work with 'prev' below (in case of abort) */
prev = pcb; prev = pcb;
@ -950,6 +951,7 @@ tcp_slowtmr(void)
/* If the PCB should be removed, do it. */ /* If the PCB should be removed, do it. */
if (pcb_remove) { if (pcb_remove) {
struct tcp_pcb *pcb2;
tcp_pcb_purge(pcb); tcp_pcb_purge(pcb);
/* Remove PCB from tcp_tw_pcbs list. */ /* Remove PCB from tcp_tw_pcbs list. */
if (prev != NULL) { if (prev != NULL) {
@ -960,9 +962,9 @@ tcp_slowtmr(void)
LWIP_ASSERT("tcp_slowtmr: first pcb == tcp_tw_pcbs", tcp_tw_pcbs == pcb); LWIP_ASSERT("tcp_slowtmr: first pcb == tcp_tw_pcbs", tcp_tw_pcbs == pcb);
tcp_tw_pcbs = pcb->next; tcp_tw_pcbs = pcb->next;
} }
pcb2 = pcb->next; pcb2 = pcb;
memp_free(MEMP_TCP_PCB, pcb); pcb = pcb->next;
pcb = pcb2; memp_free(MEMP_TCP_PCB, pcb2);
} else { } else {
prev = pcb; prev = pcb;
pcb = pcb->next; pcb = pcb->next;