Commit 4833ce06 authored Apr 20, 2020 by Christophe Leroy Committed by Michael Ellerman May 07, 2020

powerpc/32s: Fix build failure with CONFIG_PPC_KUAP_DEBUG



gpr2 is not a parametre of kuap_check(), it doesn't exist.

Use gpr instead.

Fixes: a68c31fc ("powerpc/32s: Implement Kernel Userspace Access Protection")
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/ea599546f2a7771bde551393889e44e6b2632332.1587368807.git.christophe.leroy@c-s.fr

parent fa4f3f56

arch/powerpc/include/asm/book3s/32/kup.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -75,7 +75,7 @@

		.macro kuap_check current, gpr
		#ifdef CONFIG_PPC_KUAP_DEBUG
		lwz \gpr2, KUAP(thread)
		lwz \gpr, KUAP(thread)
		999: twnei \gpr, 0
		EMIT_BUG_ENTRY 999b, __FILE__, __LINE__, (BUGFLAG_WARNING \| BUGFLAG_ONCE)
		#endif

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