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-rw-r--r--arch/ia64/kernel/ptrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index f1ec129ae3a1..3f8918782e0c 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -607,7 +607,7 @@ find_thread_for_addr (struct task_struct *child, unsigned long addr)
*/
list_for_each_safe(this, next, &current->children) {
p = list_entry(this, struct task_struct, sibling);
- if (p->mm != mm)
+ if (p->tgid != child->tgid)
continue;
if (thread_matches(p, addr)) {
child = p;