[PATCH] cpumask: Remove error message and backtrace on out-of-memory condition

From: Geert Uytterhoeven
Date: Mon May 27 2019 - 08:33:16 EST


There is no need to print an error message and backtrace if
kmalloc_node() fails, as the memory allocation core already takes care
of that.

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
lib/cpumask.c | 7 -------
1 file changed, 7 deletions(-)

diff --git a/lib/cpumask.c b/lib/cpumask.c
index 0cb672eb107cef6e..61d85343dd50e61d 100644
--- a/lib/cpumask.c
+++ b/lib/cpumask.c
@@ -114,13 +114,6 @@ bool alloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node)
{
*mask = kmalloc_node(cpumask_size(), flags, node);

-#ifdef CONFIG_DEBUG_PER_CPU_MAPS
- if (!*mask) {
- printk(KERN_ERR "=> alloc_cpumask_var: failed!\n");
- dump_stack();
- }
-#endif
-
return *mask != NULL;
}
EXPORT_SYMBOL(alloc_cpumask_var_node);
--
2.17.1