From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Mon, 27 May 2019 11:57:42 +0000 (+0200)
Subject: genirq/irqdomain: Remove WARN_ON() on out-of-memory condition
X-Git-Tag: v5.3-rc1~212^2~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=43b98d876f89dce732f50b71607b6d2bbb8d8e6a;p=thirdparty%2Fkernel%2Flinux.git

genirq/irqdomain: Remove WARN_ON() on out-of-memory condition

There is no need to print a backtrace when memory allocation fails, as
the memory allocation core already takes care of that.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Link: https://lkml.kernel.org/r/20190527115742.2693-1-geert+renesas@glider.be
---

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index a453e229f99ca..e7d17cc3a3d7b 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -139,7 +139,7 @@ struct irq_domain *__irq_domain_add(struct fwnode_handle *fwnode, int size,
 
 	domain = kzalloc_node(sizeof(*domain) + (sizeof(unsigned int) * size),
 			      GFP_KERNEL, of_node_to_nid(of_node));
-	if (WARN_ON(!domain))
+	if (!domain)
 		return NULL;
 
 	if (fwnode && is_fwnode_irqchip(fwnode)) {