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authorLinus Torvalds <torvalds@linux-foundation.org>2012-08-01 16:30:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-08-01 16:30:45 -0700
commit9a2533c3eb91b3e769c2612c5d68e811bfc0ecf6 (patch)
tree74865c4c40442d109e42bcc72009ebd0c320eba3 /arch/arm/kernel/traps.c
parentd4fdc32517efaab0493c134d5cc070c252d51275 (diff)
parentb74253f78400f9a4b42da84bb1de7540b88ce7c4 (diff)
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Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm
Pull ARM fixes from Russell King: "This fixes various issues found during July" * 'fixes' of git://git.linaro.org/people/rmk/linux-arm: ARM: 7479/1: mm: avoid NULL dereference when flushing gate_vma with VIVT caches ARM: Fix undefined instruction exception handling ARM: 7480/1: only call smp_send_stop() on SMP ARM: 7478/1: errata: extend workaround for erratum #720789 ARM: 7477/1: vfp: Always save VFP state in vfp_pm_suspend on UP ARM: 7476/1: vfp: only clear vfp state for current cpu in vfp_pm_suspend ARM: 7468/1: ftrace: Trace function entry before updating index ARM: 7467/1: mutex: use generic xchg-based implementation for ARMv6+ ARM: 7466/1: disable interrupt before spinning endlessly ARM: 7465/1: Handle >4GB memory sizes in device tree and mem=size@start option
Diffstat (limited to 'arch/arm/kernel/traps.c')
-rw-r--r--arch/arm/kernel/traps.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 8b97d739b17b..7978d4f0f3ae 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -402,18 +402,10 @@ static int call_undef_hook(struct pt_regs *regs, unsigned int instr)
asmlinkage void __exception do_undefinstr(struct pt_regs *regs)
{
- unsigned int correction = thumb_mode(regs) ? 2 : 4;
unsigned int instr;
siginfo_t info;
void __user *pc;
- /*
- * According to the ARM ARM, PC is 2 or 4 bytes ahead,
- * depending whether we're in Thumb mode or not.
- * Correct this offset.
- */
- regs->ARM_pc -= correction;
-
pc = (void __user *)instruction_pointer(regs);
if (processor_mode(regs) == SVC_MODE) {