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authorChristophe Leroy <christophe.leroy@csgroup.eu>2021-05-06 11:56:31 +0000
committerMichael Ellerman <mpe@ellerman.id.au>2021-05-12 11:07:38 +1000
commit5d510ed78bcfcbbd3b3891cbe79cd7543bce1d05 (patch)
treec82367d45453a0e24264cb6d77e2756c7965c0b9 /arch
parenta78339698ab1f43435fbe67fcd6de8f4f6eb9eec (diff)
powerpc/syscall: Calling kuap_save_and_lock() is wrong
kuap_save_and_lock() is only for interrupts inside kernel. system call are only from user, calling kuap_save_and_lock() is wrong. Fixes: c16728835eec ("powerpc/32: Manage KUAP in C") Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/332773775cf24a422105dee2d383fb8f04589045.1620302182.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kernel/interrupt.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/interrupt.c b/arch/powerpc/kernel/interrupt.c
index ed6cebcb7847..e0938ba298f2 100644
--- a/arch/powerpc/kernel/interrupt.c
+++ b/arch/powerpc/kernel/interrupt.c
@@ -34,9 +34,6 @@ notrace long system_call_exception(long r3, long r4, long r5,
syscall_fn f;
kuep_lock();
-#ifdef CONFIG_PPC32
- kuap_save_and_lock(regs);
-#endif
regs->orig_gpr3 = r3;