should_follow_link(): validate ->d_seq after having decided to follow

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commit a7f775428b upstream.

... otherwise d_is_symlink() above might have nothing to do with
the inode value we've got.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Al Viro 2016-02-27 19:31:01 -05:00 • committed by Greg Kroah-Hartman

parent 9108b130f7

commit 6f4b352f00

1 changed files with 5 additions and 0 deletions

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fs/namei.c

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