[PATCH] mm/ioremap: Use WARN_ONCE instead of printk() + WARN_ON_ONCE()

[zhong jiang]

WARN_ONCE is more clear and simpler. Just replace it.

Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
 arch/x86/mm/ioremap.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index a39dcdb..3b74599 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -172,9 +172,8 @@ static void __ioremap_check_mem(resource_size_t addr, unsigned long size,
 		return NULL;
 
 	if (!phys_addr_valid(phys_addr)) {
-		printk(KERN_WARNING "ioremap: invalid physical address %llx\n",
-		       (unsigned long long)phys_addr);
-		WARN_ON_ONCE(1);
+		WARN_ONCE(1, "ioremap: invalid physical address %llx\n",
+			  (unsigned long long)phys_addr);
 		return NULL;
 	}
 
-- 
1.7.12.4