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powerpc/mm: Remove a redundant test in do_page_fault()

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The result of (trap == 0x400) is already in is_exec.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christophe Leroy 2017-04-19 14:56:28 +02:00 committed by Michael Ellerman
parent e8de85ca32
commit 97a011e69b
1 changed files with 1 additions and 1 deletions
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arch/powerpc/mm/fault.c
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@ -216,7 +216,7 @@ int do_page_fault(struct pt_regs *regs, unsigned long address,
* bits we are interested in. But there are some bits which
* indicate errors in DSISR but can validly be set in SRR1.
*/
if (trap == 0x400)
if (is_exec)
error_code &= 0x48200000;
else
is_write = error_code & DSISR_ISSTORE;