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| author |   Madhuparna Bhowmik <madhuparnabhowmik10@gmail.com> | 2020-01-30 11:50:28 +0530 |
|---|---|---|
| committer |   Christian Brauner <christian.brauner@ubuntu.com> | 2020-02-28 13:34:39 +0100 |
| commit | 22a34c6fe0ffc1d92ee26a25913fadf347258fd6 (patch) | |
| tree | 8fa3c85b7a93ec7e1dab6d8f8b4e6bfafbc5aa11 /kernel/exit.c | |
| parent | fork: Use RCU_INIT_POINTER() instead of rcu_access_pointer() (diff) | |
| download | wireguard-linux-22a34c6fe0ffc1d92ee26a25913fadf347258fd6.tar.xz wireguard-linux-22a34c6fe0ffc1d92ee26a25913fadf347258fd6.zip | |
exit: Fix Sparse errors and warnings
This patch fixes the following sparse error:
kernel/exit.c:627:25: error: incompatible types in comparison expression
And the following warning:
kernel/exit.c:626:40: warning: incorrect type in assignment
Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@gmail.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
[christian.brauner@ubuntu.com: edit commit message]
Link: https://lore.kernel.org/r/20200130062028.4870-1-madhuparnabhowmik10@gmail.com
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Diffstat (limited to 'kernel/exit.c')
| -rw-r--r-- | kernel/exit.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/exit.c b/kernel/exit.c index 2833ffb0c211..0b81b26a872a 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -619,8 +619,8 @@ static void forget_original_parent(struct task_struct *father, reaper = find_new_reaper(father, reaper); list_for_each_entry(p, &father->children, sibling) { for_each_thread(p, t) { - t->real_parent = reaper; - BUG_ON((!t->ptrace) != (t->parent == father)); + RCU_INIT_POINTER(t->real_parent, reaper); + BUG_ON((!t->ptrace) != (rcu_access_pointer(t->parent) == father)); if (likely(!t->ptrace)) t->parent = t->real_parent; if (t->pdeath_signal) |