[PATCH 7/9] ARM: kprobes-test: fix next_instruction()
Ben Dooks
ben.dooks at codethink.co.uk
Fri Nov 8 13:37:10 EST 2013
From: Taras Kondratiuk <taras.kondratiuk at linaro.org>
Fix next_instruction() function to correctly swap the instruction
loaded from memory.
Signed-off-by: Taras Kondratiuk <taras.kondratiuk at linaro.org>
[ben.dooks at codethink.co.uk: edited commit message as item already fixed]
Signed-off-by: Ben Dooks <ben.dooks at codethink.co.uk>
---
arch/arm/kernel/kprobes-test.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/kernel/kprobes-test.c b/arch/arm/kernel/kprobes-test.c
index d39cd2e..96e3dbc 100644
--- a/arch/arm/kernel/kprobes-test.c
+++ b/arch/arm/kernel/kprobes-test.c
@@ -1329,7 +1329,8 @@ static void test_case_failed(const char *message)
static unsigned long next_instruction(unsigned long pc)
{
#ifdef CONFIG_THUMB2_KERNEL
- if ((pc & 1) && !is_wide_instruction(*(u16 *)(pc - 1)))
+ if ((pc & 1) &&
+ !is_wide_instruction(__mem_to_opcode_thumb16(*(u16 *)(pc - 1))))
return pc + 2;
else
#endif
--
1.8.4.rc3
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