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uprobes: Fix utask->xol_vaddr leak in pre_ssout()
author
Oleg Nesterov
<oleg@redhat.com>
Mon, 31 Dec 2012 17:12:48 +0000
(18:12 +0100)
committer
Oleg Nesterov
<oleg@redhat.com>
Fri, 8 Feb 2013 16:47:12 +0000
(17:47 +0100)
pre_ssout() should do xol_free_insn_slot() if arch_uprobe_pre_xol()
fails, otherwise nobody will free the allocated slot.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Anton Arapov <anton@redhat.com>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
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