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vfs: fix return value from do_last()
authorMiklos Szeredi <mszeredi@suse.cz>
Tue, 6 Mar 2012 12:56:34 +0000 (13:56 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 19 Mar 2012 16:02:20 +0000 (09:02 -0700)
commit 7f6c7e62fcc123e6bd9206da99a2163fe3facc31 upstream.

complete_walk() returns either ECHILD or ESTALE.  do_last() turns this into
ECHILD unconditionally.  If not in RCU mode, this error will reach userspace
which is complete nonsense.

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

No differences found
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