From: Todd Poynor <toddpoynor@google.com>
Date: Mon, 17 Sep 2018 12:38:58 +0000 (-0700)
Subject: staging: gasket: page table: use GFP_KERNEL for dma_alloc_coherent
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=45dd9954d903310f1fd8d5ac90d7faeca0694415;p=linux.git

staging: gasket: page table: use GFP_KERNEL for dma_alloc_coherent

Flags should be specified for dma_alloc_coherent() call.  Use
GFP_KERNEL, it's fine to sleep here.

Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/gasket/gasket_page_table.c b/drivers/staging/gasket/gasket_page_table.c
index 53492f4fad6aa..71b77da2e18ca 100644
--- a/drivers/staging/gasket/gasket_page_table.c
+++ b/drivers/staging/gasket/gasket_page_table.c
@@ -1287,7 +1287,7 @@ int gasket_alloc_coherent_memory(struct gasket_dev *gasket_dev, u64 size,
 		return -EINVAL;
 
 	mem = dma_alloc_coherent(gasket_get_device(gasket_dev),
-				 num_pages * PAGE_SIZE, &handle, 0);
+				 num_pages * PAGE_SIZE, &handle, GFP_KERNEL);
 	if (!mem)
 		goto nomem;