aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/platform/uv/tlb_uv.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/platform/uv/tlb_uv.c')
-rw-r--r--arch/x86/platform/uv/tlb_uv.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c
index 2c53b0f19329..0c7dfec4acac 100644
--- a/arch/x86/platform/uv/tlb_uv.c
+++ b/arch/x86/platform/uv/tlb_uv.c
@@ -1,10 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* SGI UltraViolet TLB flush routines.
*
* (c) 2008-2014 Cliff Wickman <cpw@sgi.com>, SGI.
- *
- * This code is released under the GNU General Public License version 2 or
- * later.
*/
#include <linux/seq_file.h>
#include <linux/proc_fs.h>
@@ -2133,14 +2131,19 @@ static int __init summarize_uvhub_sockets(int nuvhubs,
*/
static int __init init_per_cpu(int nuvhubs, int base_part_pnode)
{
- unsigned char *uvhub_mask;
struct uvhub_desc *uvhub_descs;
+ unsigned char *uvhub_mask = NULL;
if (is_uv3_hub() || is_uv2_hub() || is_uv1_hub())
timeout_us = calculate_destination_timeout();
uvhub_descs = kcalloc(nuvhubs, sizeof(struct uvhub_desc), GFP_KERNEL);
+ if (!uvhub_descs)
+ goto fail;
+
uvhub_mask = kzalloc((nuvhubs+7)/8, GFP_KERNEL);
+ if (!uvhub_mask)
+ goto fail;
if (get_cpu_topology(base_part_pnode, uvhub_descs, uvhub_mask))
goto fail;