[PATCH -mm] kprobes: fix prepare_booster to get correct slot

Masami Hiramatsu mhiramat@redhat.com
Tue Mar 11 00:07:00 GMT 2008


Fix to get correct slot number from probing address
in prepare_booster.

Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
---
Andrew, this is a bugfix of
kprobes-kprobe-booster-for-ia64.patch

 arch/ia64/kernel/kprobes.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: 2.6.25-rc3-mm1/arch/ia64/kernel/kprobes.c
===================================================================
--- 2.6.25-rc3-mm1.orig/arch/ia64/kernel/kprobes.c
+++ 2.6.25-rc3-mm1/arch/ia64/kernel/kprobes.c
@@ -565,7 +565,7 @@ static int __kprobes can_boost(bundle_t
 static void __kprobes prepare_booster(struct kprobe *p)
 {
 	unsigned long addr = (unsigned long)p->addr & ~0xFULL;
-	unsigned int slot = addr & 0xf;
+	unsigned int slot = (unsigned long)p->addr & 0xf;
 	struct kprobe *other_kp;

 	if (can_boost(&p->ainsn.insn[0].bundle, slot, addr)) {



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