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authorJeff Garzik <jeff@garzik.org>2006-03-20 04:38:03 -0500
committerJeff Garzik <jeff@garzik.org>2006-03-20 04:38:03 -0500
commitd378aca6ec708bfb24df5c47801b1f2399efc481 (patch)
tree7535f96bf34314df071698d2e06054b8d5223ebb /kernel/fork.c
parentabc71c46dc0a12ab7fddc18cfe4f4aa26808c79b (diff)
parent7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff)
Merge branch 'master'
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index ccdfbb16c86..b373322ca49 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1478,9 +1478,7 @@ static int unshare_vm(unsigned long unshare_flags, struct mm_struct **new_mmp)
if ((unshare_flags & CLONE_VM) &&
(mm && atomic_read(&mm->mm_users) > 1)) {
- *new_mmp = dup_mm(current);
- if (!*new_mmp)
- return -ENOMEM;
+ return -EINVAL;
}
return 0;
@@ -1569,7 +1567,7 @@ asmlinkage long sys_unshare(unsigned long unshare_flags)
if (new_sigh) {
sigh = current->sighand;
- current->sighand = new_sigh;
+ rcu_assign_pointer(current->sighand, new_sigh);
new_sigh = sigh;
}