mm, uprobes: fix multiple free of ->uprobes_state.xol_area

[karo-tx-linux.git] / kernel / events / uprobes.c

diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 0e137f98a50c30db936a8deecedc1f84455aca23..267f6ef91d9709e2f53c35e053a792d3fcede64d 100644 (file)
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1262,8 +1262,6 @@ void uprobe_end_dup_mmap(void)
 
 void uprobe_dup_mmap(struct mm_struct *oldmm, struct mm_struct *newmm)
 {
-       newmm->uprobes_state.xol_area = NULL;
-
        if (test_bit(MMF_HAS_UPROBES, &oldmm->flags)) {
                set_bit(MMF_HAS_UPROBES, &newmm->flags);
                /* unconditionally, dup_mmap() skips VM_DONTCOPY vmas */