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ARC: entry: fix syscall_trace_exit argument
authorSergey Matyukevich <sergey.matyukevich@synopsys.com>
Thu, 14 Apr 2022 08:17:22 +0000 (11:17 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 27 Apr 2022 11:53:55 +0000 (13:53 +0200)
commit5580b974a84b30f6da90a3a562ea0dbfb0038110
treefd195b0a1e1e6713f619c571546ee9501fd656b1tree | snapshot
parent7082650eb8265b583d0aea0515bcc6f65b0e8755commit | diff
ARC: entry: fix syscall_trace_exit argument

commit b1c6ecfdd06907554518ec384ce8e99889d15193 upstream.

Function syscall_trace_exit expects pointer to pt_regs. However
r0 is also used to keep syscall return value. Restore pointer
to pt_regs before calling syscall_trace_exit.

Cc: <stable@vger.kernel.org>
Signed-off-by: Sergey Matyukevich <sergey.matyukevich@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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