1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
diff -up cups-1.3.7/scheduler/select.c.CVE-2009-3553 cups-1.3.7/scheduler/select.c
--- cups-1.3.7/scheduler/select.c.CVE-2009-3553 2007-11-30 19:29:50.000000000 +0000
+++ cups-1.3.7/scheduler/select.c 2009-11-11 16:36:07.223893886 +0000
@@ -477,7 +477,7 @@ cupsdDoSelect(long timeout) /* I - Time
(*(fdptr->read_cb))(fdptr->data);
}
- if (fdptr->write_cb && event->filter == EVFILT_WRITE)
+ if (fdptr->use > 1 && fdptr->write_cb && event->filter == EVFILT_WRITE)
{
cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdDoSelect: Write on fd %d...",
fdptr->fd);
@@ -537,7 +537,7 @@ cupsdDoSelect(long timeout) /* I - Time
(*(fdptr->read_cb))(fdptr->data);
}
- if (fdptr->write_cb && (event->events & (EPOLLOUT | EPOLLERR | EPOLLHUP)))
+ if (fdptr->use > 1 && fdptr->write_cb && (event->events & (EPOLLOUT | EPOLLERR | EPOLLHUP)))
{
cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdDoSelect: Write on fd %d...",
fdptr->fd);
@@ -649,7 +649,7 @@ cupsdDoSelect(long timeout) /* I - Time
(*(fdptr->read_cb))(fdptr->data);
}
- if (fdptr->write_cb && (pfd->revents & (POLLOUT | POLLERR | POLLHUP)))
+ if (fdptr->use > 1 && fdptr->write_cb && (pfd->revents & (POLLOUT | POLLERR | POLLHUP)))
{
cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdDoSelect: Write on fd %d...",
fdptr->fd);
@@ -719,7 +719,7 @@ cupsdDoSelect(long timeout) /* I - Time
(*(fdptr->read_cb))(fdptr->data);
}
- if (fdptr->write_cb && FD_ISSET(fdptr->fd, &cupsd_current_output))
+ if (fdptr->use > 1 && fdptr->write_cb && FD_ISSET(fdptr->fd, &cupsd_current_output))
{
cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdDoSelect: Write on fd %d...",
fdptr->fd);
|
GitWeb
