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https://gitlab.com/apparmor/apparmor.git
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37 lines
1.1 KiB
Diff
37 lines
1.1 KiB
Diff
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From 9caa96e30a1b2bb191a29af872285c8d0b078c10 Mon Sep 17 00:00:00 2001
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From: John Johansen <john.johansen@canonical.com>
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Date: Fri, 25 Jul 2014 04:02:08 -0700
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Subject: [PATCH 07/27] apparmor: fix disconnected bind mnts reconnection
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Bind mounts can fail to be properly reconnected when PATH_CONNECT is
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specified. Ensure that when PATH_CONNECT is specified the path has
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a root.
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BugLink: http://bugs.launchpad.net/bugs/1319984
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Signed-off-by: John Johansen <john.johansen@canonical.com>
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Acked-by: Seth Arnold <seth.arnold@canonical.com>
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---
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security/apparmor/path.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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diff --git a/security/apparmor/path.c b/security/apparmor/path.c
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index 71e0e3a..bb2f2c6 100644
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--- a/security/apparmor/path.c
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+++ b/security/apparmor/path.c
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@@ -141,7 +141,10 @@ static int d_namespace_path(struct path *path, char *buf, int buflen,
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error = -EACCES;
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if (*res == '/')
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*name = res + 1;
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- }
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+ } else if (*res != '/')
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+ /* CONNECT_PATH with missing root */
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+ error = prepend(name, *name - buf, "/", 1);
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+
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}
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out:
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--
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2.7.4
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