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packet.c: fix possible NULL pointer de-reference within listen_state

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Fixes VS2012 code analysis warning C6011:
dereferencing NULL pointer 'listen_state->channel'. libssh2 packet.c 221
This commit is contained in:
Marc Hoersken 2014-12-15 00:18:45 +01:00
parent 1c1699545b
commit e57f29f8f6
1 changed files with 5 additions and 3 deletions
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8
src/packet.c
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@ -218,9 +218,11 @@ packet_queue_listener(LIBSSH2_SESSION * session, unsigned char *data,
}
/* Link the channel into the end of the queue list */
_libssh2_list_add(&listn->queue,
&listen_state->channel->node);
listn->queue_size++;
if (listen_state->channel) {
_libssh2_list_add(&listn->queue,
&listen_state->channel->node);
listn->queue_size++;
}
listen_state->state = libssh2_NB_state_idle;
return 0;