lib/libssh
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Fix crash in testcase proxycommand

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This commit is contained in:
Aris Adamantiadis 2010-05-10 21:50:03 +02:00
parent 8ba02b6f4c
commit fe16cce405
1 changed files with 8 additions and 3 deletions
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11
libssh/socket.c
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@ -153,6 +153,10 @@ int ssh_socket_pollcallback(ssh_poll_handle p, socket_t fd, int revents, void *v
int r,w;
int err=0;
socklen_t errlen=sizeof(err);
/* Do not do anything if this socket was already closed */
if(!ssh_socket_is_open(s)){
return -1;
}
if(revents & POLLERR){
/* Check if we are in a connecting state */
if(s->state==SSH_SOCKET_CONNECTING){
@ -163,7 +167,7 @@ int ssh_socket_pollcallback(ssh_poll_handle p, socket_t fd, int revents, void *v
if(s->callbacks && s->callbacks->connected)
s->callbacks->connected(SSH_SOCKET_CONNECTED_ERROR,err,
s->callbacks->userdata);
return 0;
return -1;
}
/* Then we are in a more standard kind of error */
/* force a read to get an explanation */
@ -173,7 +177,8 @@ int ssh_socket_pollcallback(ssh_poll_handle p, socket_t fd, int revents, void *v
s->data_to_read=1;
r=ssh_socket_unbuffered_read(s,buffer,sizeof(buffer));
if(r<0){
if(p != NULL)
err=-1;
if(p != NULL)
ssh_poll_set_events(p,ssh_poll_get_events(p) & ~POLLIN);
if(s->callbacks && s->callbacks->exception){
s->callbacks->exception(
@ -230,7 +235,7 @@ int ssh_socket_pollcallback(ssh_poll_handle p, socket_t fd, int revents, void *v
ssh_poll_remove_events(p,POLLOUT);
/* TODO: Find a way to put back POLLOUT when buffering occurs */
}
return 0;
return err;
}
/** @internal