From: Clemens Gruber <clemens.gruber@pqgruber.com>
Date: Sun, 22 Sep 2019 13:25:51 +0000 (+0100)
Subject: ARM: 8907/1: arch: reuse addr variable in pfn_valid
X-Git-Tag: v5.5-rc1~111^2~25
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=032be72806d1b34db7057f2c7982d87ed2274751;p=linux.git

ARM: 8907/1: arch: reuse addr variable in pfn_valid

Avoid calling __pfn_to_phys twice.

Signed-off-by: Clemens Gruber <clemens.gruber@pqgruber.com>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---

diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index b4be3baa83d4..a373e9f59fd4 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -180,7 +180,7 @@ int pfn_valid(unsigned long pfn)
 	if (__phys_to_pfn(addr) != pfn)
 		return 0;
 
-	return memblock_is_map_memory(__pfn_to_phys(pfn));
+	return memblock_is_map_memory(addr);
 }
 EXPORT_SYMBOL(pfn_valid);
 #endif