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login: we only allow opening character devices

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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.
This commit is contained in:
Alan Jenkins 2018-03-06 16:16:00 +00:00
parent a94c162021
commit 8b983cc74a
1 changed files with 2 additions and 2 deletions
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4
src/login/logind.c
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@ -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;
}