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add error check condition for invalid channel selection

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git-svn-id: http://svn.openzap.org/svn/openzap/trunk@787 a93c3328-9c30-0410-af19-c9cd2b2d52af
This commit is contained in:
Anthony Minessale 2009-07-31 15:45:38 +00:00
parent 0f215da2b1
commit f3370d2cb8
1 changed files with 5 additions and 1 deletions
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6
libs/freetdm/src/zap_io.c
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@ -1122,7 +1122,11 @@ OZ_DECLARE(zap_status_t) zap_channel_open(uint32_t span_id, uint32_t chan_id, za
goto done; goto done;
} }
check = span->channels[chan_id]; if (!(check = span->channels[chan_id])) {
zap_log(ZAP_LOG_ERROR, "Invalid Channel %d\n", chan_id);
*zchan = NULL;
goto done;
}
if (zap_test_flag(check, ZAP_CHANNEL_SUSPENDED) || if (zap_test_flag(check, ZAP_CHANNEL_SUSPENDED) ||
!zap_test_flag(check, ZAP_CHANNEL_READY) || (status = zap_mutex_trylock(check->mutex)) != ZAP_SUCCESS) { !zap_test_flag(check, ZAP_CHANNEL_READY) || (status = zap_mutex_trylock(check->mutex)) != ZAP_SUCCESS) {