projects
/
firefly-linux-kernel-4.4.55.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
KEYS: potential uninitialized variable
[firefly-linux-kernel-4.4.55.git]
/
fs
/
userfaultfd.c
diff --git
a/fs/userfaultfd.c
b/fs/userfaultfd.c
index 50311703135bc8c699bcc3d26d0b9aa24b5277f3..66cdb44616d5a0ba79a04f60de5fd835805b6e56 100644
(file)
--- a/
fs/userfaultfd.c
+++ b/
fs/userfaultfd.c
@@
-286,6
+286,12
@@
int handle_userfault(struct vm_area_struct *vma, unsigned long address,
if (unlikely(ACCESS_ONCE(ctx->released)))
goto out;
+ /*
+ * We don't do userfault handling for the final child pid update.
+ */
+ if (current->flags & PF_EXITING)
+ goto out;
+
/*
* Check that we can return VM_FAULT_RETRY.
*