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s3:lib: avoid talloc_zero_array() in poll_one_fd()

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Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Volker Lendecke <vl@samba.org>
This commit is contained in:
Stefan Metzmacher
2013-12-04 23:31:10 +01:00
committed by Volker Lendecke
parent 952392af38
commit fd722494e7
1 changed files with 5 additions and 14 deletions
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19
source3/lib/util_sock.c
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@ -1490,27 +1490,18 @@ int getaddrinfo_recv(struct tevent_req *req, struct addrinfo **res)
int poll_one_fd(int fd, int events, int timeout, int *revents)
{
struct pollfd *fds;
struct pollfd pfd;
int ret;
int saved_errno;
fds = talloc_zero_array(talloc_tos(), struct pollfd, 1);
if (fds == NULL) {
errno = ENOMEM;
return -1;
}
fds[0].fd = fd;
fds[0].events = events;
pfd.fd = fd;
pfd.events = events;
ret = poll(fds, 1, timeout);
ret = poll(&pfd, 1, timeout);
/*
* Assign whatever poll did, even in the ret<=0 case.
*/
*revents = fds[0].revents;
saved_errno = errno;
TALLOC_FREE(fds);
errno = saved_errno;
*revents = pfd.revents;
return ret;
}