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authorChristophe Leroy <christophe.leroy@c-s.fr>2020-04-20 07:47:05 +0000
committerMichael Ellerman <mpe@ellerman.id.au>2020-05-07 17:25:54 +1000
commit4833ce06e6855d526234618b746ffb71d6612c9a (patch)
tree83d411bf3b9678a61da6ff57bc8d74e9fcba6816 /arch
parentfa4f3f56ccd28ac031ab275e673ed4098855fed4 (diff)
downloadlinux-4833ce06e6855d526234618b746ffb71d6612c9a.tar.gz
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: a68c31fc01ef ("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
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/include/asm/book3s/32/kup.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h
index 3c0ba22dc360..db0a1c281587 100644
--- a/arch/powerpc/include/asm/book3s/32/kup.h
+++ b/arch/powerpc/include/asm/book3s/32/kup.h
@@ -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