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nsswitch: Fix short writes in winbind_write_sock

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We set the socket to nonblocking and don't handle EAGAIN right. We do
a poll anyway, so wait for writability, which should fix this.

Bug: https://bugzilla.samba.org/show_bug.cgi?id=10195
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
This commit is contained in:
Volker Lendecke
2013-10-15 08:23:10 +00:00
committed by Andreas Schneider
parent 5ea154bf25
commit c6909887c2
1 changed files with 2 additions and 2 deletions
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4
nsswitch/wb_common.c
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@ -395,9 +395,9 @@ static int winbind_write_sock(void *buffer, int count, int recursing,
call would not block by calling poll(). */
pfd.fd = fd;
pfd.events = POLLIN|POLLHUP;
pfd.events = POLLIN|POLLOUT|POLLHUP;
ret = poll(&pfd, 1, 0);
ret = poll(&pfd, 1, -1);
if (ret == -1) {
winbind_close_sock();
return -1; /* poll error */