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login: we only allow opening character devices
author
Alan Jenkins
<alan.christopher.jenkins@gmail.com>
Tue, 6 Mar 2018 16:16:00 +0000
(16:16 +0000)
committer
Alan Jenkins
<alan.christopher.jenkins@gmail.com>
Thu, 8 Mar 2018 15:03:48 +0000
(15:03 +0000)
We already don't allow directly opening block devices attached to the seat.
They are handled by udisks instead. Clarify the code used when restarting
logind.
src/login/logind.c
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diff --git
a/src/login/logind.c
b/src/login/logind.c
index
5220861
..
373e43e
100644
(file)
--- a/
src/login/logind.c
+++ b/
src/login/logind.c
@@
-453,8
+453,8
@@
static int manager_attach_fds(Manager *m) {
continue;
}
- if (!S_ISCHR(st.st_mode)
&& !S_ISBLK(st.st_mode)
) {
- log_debug("Device fd doesn't
actually point to device node: %m
");
+ if (!S_ISCHR(st.st_mode)) {
+ log_debug("Device fd doesn't
point to a character device node
");
close_nointr(fd);
continue;
}