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authorIngo Molnar <mingo@elte.hu>2008-06-16 11:17:50 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-16 11:17:50 +0200
commit1791a78c0b10fe548bf08a2ed7f84a4ea1385430 (patch)
tree3bc3e71a900a364aaaaf28d553ce44e5dc27092b /arch/mips/kernel/traps.c
parentbf07dc864902b3e788de5ab50dc62d5677da90f2 (diff)
parent066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff)
Merge branch 'linus' into x86/cleanups
Diffstat (limited to 'arch/mips/kernel/traps.c')
-rw-r--r--arch/mips/kernel/traps.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index cb8b0e2c795..f9165d1a17b 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -88,15 +88,17 @@ static void show_raw_backtrace(unsigned long reg29)
#ifdef CONFIG_KALLSYMS
printk("\n");
#endif
-#define IS_KVA01(a) ((((unsigned int)a) & 0xc0000000) == 0x80000000)
- if (IS_KVA01(sp)) {
- while (!kstack_end(sp)) {
- addr = *sp++;
- if (__kernel_text_address(addr))
- print_ip_sym(addr);
+ while (!kstack_end(sp)) {
+ unsigned long __user *p =
+ (unsigned long __user *)(unsigned long)sp++;
+ if (__get_user(addr, p)) {
+ printk(" (Bad stack address)");
+ break;
}
- printk("\n");
+ if (__kernel_text_address(addr))
+ print_ip_sym(addr);
}
+ printk("\n");
}
#ifdef CONFIG_KALLSYMS