menuconfig: fix NULL pointer dereference when searching a symbol

[~andy/linux] / fs / fs-writeback.c

diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 21f46fb3a10193a966c18879c5bea794fd9a494e..798d4458a4d3a5798a7b04858d82a5f031849bab 100644 (file)
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -1028,6 +1028,7 @@ int bdi_writeback_thread(void *data)
        struct backing_dev_info *bdi = wb->bdi;
        long pages_written;
 
+       set_worker_desc("flush-%s", dev_name(bdi->dev));
        current->flags |= PF_SWAPWRITE;
        set_freezable();
        wb->last_active = jiffies;