Fix check for return value of create_pid_namespace
PATCH 1/1 Fix check for return value of create_pid_namespace
The function in question returns ERR_PTR-s to indicate the error, while the caller checks for return value to be NULL.
Found during testing the OpenVZ kernel with pid namespaces.
Signed-off-by Pavel Emelyanov <[email protected]>
Signed-off-by Alexey Dobriyan <[email protected]>
Cc Sukadev Bhattiprolu <sukadev-r/[email protected]>
Cc Oleg Nesterov <[email protected]>
---kernel/pid.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
kernel/pid.c +0 -0
@@ -543,7 +543,7 @@ struct pid_namespace *copy_pid_ns(unsign
goto out_put; new_ns = create_pid_namespace(old_ns->level + 1); - if (new_ns != NULL) + if (!IS_ERR(new_ns)) new_ns->parent = get_pid_ns(old_ns);
out_put: