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Free the entire list of devices, not just its tail

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This commit is contained in:
Simon Nicolussi 2015-09-24 21:42:47 +02:00
parent 0501579a69
commit 79fab92e67
1 changed files with 6 additions and 6 deletions
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12
tcpdump.c
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@ -716,7 +716,7 @@ main(int argc, char **argv)
char *ret = NULL;
char *end;
#ifdef HAVE_PCAP_FINDALLDEVS
pcap_if_t *devpointer;
pcap_if_t *p, *devpointer;
int devnum;
#endif
int status;
@ -889,13 +889,13 @@ main(int argc, char **argv)
* Look for the devnum-th entry in the
* list of devices (1-based).
*/
for (i = 0;
i < devnum-1 && devpointer != NULL;
i++, devpointer = devpointer->next)
for (i = 0, p = devpointer;
i < devnum-1 && p != NULL;
i++, p = p->next)
;
if (devpointer == NULL)
if (p == NULL)
error("Invalid adapter index");
device = strdup(devpointer->name);
device = strdup(p->name);
pcap_freealldevs(devpointer);
break;
}