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https://gitlab.com/apparmor/apparmor.git
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25 lines
675 B
Diff
25 lines
675 B
Diff
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From: Andreas Gruenbacher <agruen@suse.de>
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Subject: Allow permission functions to tell between parent and leaf checks
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Set the LOOKUP_CONTINUE flag when checking parent permissions. This allows
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permission functions to tell between parent and leaf checks.
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Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
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Signed-off-by: John Johansen <jjohansen@suse.de>
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---
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fs/namei.c | 2 ++
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1 file changed, 2 insertions(+)
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--- a/fs/namei.c
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+++ b/fs/namei.c
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@@ -1508,6 +1508,8 @@ static inline int may_create(struct inod
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return -EEXIST;
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if (IS_DEADDIR(dir))
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return -ENOENT;
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+ if (nd)
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+ nd->flags |= LOOKUP_CONTINUE;
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return permission(dir,MAY_WRITE | MAY_EXEC, nd);
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}
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