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iwcap: fix handling kill signal during dump 

Do not run another loop iteration before checking the stop flag

Signed-off-by: Felix Fietkau <nbd@nbd.name>
(cherry picked from commit 2f09a1e3c9)
This commit is contained in:
Felix Fietkau 2017-03-09 08:53:52 +01:00 committed by Jo-Philipp Wich
parent 1411493569
commit cfb5a550e4
1 changed files with 13 additions and 13 deletions
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26
package/network/utils/iwcap/src/iwcap.c
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@ -490,19 +490,7 @@ int main(int argc, char **argv)
/* capture loop */
while (1)
{
if (run_stop)
{
msg("Shutting down ...\n");
if (promisc)
set_promisc(0);
if (ring)
ringbuf_free(ring);
return 0;
}
else if (run_dump)
if (run_dump)
{
msg("Dumping ring to %s ...\n", output);
@ -535,6 +523,18 @@ int main(int argc, char **argv)
run_dump = 0;
}
if (run_stop)
{
msg("Shutting down ...\n");
if (promisc)
set_promisc(0);
if (ring)
ringbuf_free(ring);
return 0;
}
pktlen = recvfrom(capture_sock, pktbuf, sizeof(pktbuf), 0, NULL, 0);
frames_captured++;