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author | Ingo Molnar <mingo@elte.hu> | 2008-11-20 09:03:38 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-11-20 09:03:38 +0100 |
commit | 90accd6fabf9b2fa2705945a4c601877a75d43bf (patch) | |
tree | d393cb54f0228b1313139e4e14adf4f5cf236b59 /arch/mips/kernel/unaligned.c | |
parent | b43d196c4d3fe46d6dda7c987c47792612b80b1b (diff) | |
parent | ee2f6cc7f9ea2542ad46070ed62ba7aa04d08871 (diff) |
Merge branch 'linus' into x86/memory-corruption-check
Diffstat (limited to 'arch/mips/kernel/unaligned.c')
-rw-r--r-- | arch/mips/kernel/unaligned.c | 20 |
1 files changed, 4 insertions, 16 deletions
diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c index c327b21bca8..bf4c4a979ab 100644 --- a/arch/mips/kernel/unaligned.c +++ b/arch/mips/kernel/unaligned.c @@ -499,22 +499,10 @@ sigill: asmlinkage void do_ade(struct pt_regs *regs) { - extern int do_dsemulret(struct pt_regs *); unsigned int __user *pc; mm_segment_t seg; /* - * Address errors may be deliberately induced by the FPU emulator to - * retake control of the CPU after executing the instruction in the - * delay slot of an emulated branch. - */ - /* Terminate if exception was recognized as a delay slot return */ - if (do_dsemulret(regs)) - return; - - /* Otherwise handle as normal */ - - /* * Did we catch a fault trying to load an instruction? * Or are we running in MIPS16 mode? */ @@ -560,12 +548,12 @@ static int __init debugfs_unaligned(void) return -ENODEV; d = debugfs_create_u32("unaligned_instructions", S_IRUGO, mips_debugfs_dir, &unaligned_instructions); - if (IS_ERR(d)) - return PTR_ERR(d); + if (!d) + return -ENOMEM; d = debugfs_create_u32("unaligned_action", S_IRUGO | S_IWUSR, mips_debugfs_dir, &unaligned_action); - if (IS_ERR(d)) - return PTR_ERR(d); + if (!d) + return -ENOMEM; return 0; } __initcall(debugfs_unaligned); |