forked from pool/systemd
ebdf443d61
0001-If-the-notification-message-length-is-0-ignore-the-m.patch 0001-pid1-don-t-return-any-error-in-manager_dispatch_noti.patch OBS-URL: https://build.opensuse.org/package/show/Base:System/systemd?expand=0&rev=956
32 lines
951 B
Diff
32 lines
951 B
Diff
From 531ac2b2349da02acc9c382849758e07eb92b020 Mon Sep 17 00:00:00 2001
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From: Jorge Niedbalski <jorge.niedbalski@canonical.com>
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Date: Wed, 28 Sep 2016 18:25:50 -0300
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Subject: [PATCH 1/1] If the notification message length is 0, ignore the
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message (#4237)
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Fixes #4234.
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Signed-off-by: Jorge Niedbalski <jnr@metaklass.org>
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---
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src/core/manager.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/core/manager.c b/src/core/manager.c
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index fa8deb9..43e231c 100644
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--- a/src/core/manager.c
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+++ b/src/core/manager.c
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@@ -1721,6 +1721,10 @@ static int manager_dispatch_notify_fd(sd_event_source *source, int fd, uint32_t
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return -errno;
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}
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+ if (n == 0) {
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+ log_debug("Got zero-length notification message. Ignoring.");
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+ return 0;
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+ }
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CMSG_FOREACH(cmsg, &msghdr) {
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if (cmsg->cmsg_level == SOL_SOCKET && cmsg->cmsg_type == SCM_RIGHTS) {
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--
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2.10.0
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