Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.

Change generated with coccinelle.

To: Yoshinori Sato <ysato@users.sourceforge.jp>
To: Rich Felker <dalias@libc.org>
To: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: linux-sh@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Philipp Hahn <phahn-oss@avm.de>
---
 arch/sh/mm/ioremap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sh/mm/ioremap.c b/arch/sh/mm/ioremap.c
index 5bbde53fb32d785607f8281f9e9cee16d16fc551..06c3bfe2511fd0d5e67e28a8882aa9159991c30a 100644
--- a/arch/sh/mm/ioremap.c
+++ b/arch/sh/mm/ioremap.c
@@ -97,7 +97,7 @@ void __iomem __ref *ioremap_prot(phys_addr_t phys_addr, size_t size,
 	 */
 	mapped = pmb_remap_caller(phys_addr, size, pgprot,
 			__builtin_return_address(0));
-	if (mapped && !IS_ERR(mapped))
+	if (!IS_ERR_OR_NULL(mapped))
 		return mapped;
 
 	return generic_ioremap_prot(phys_addr, size, pgprot);

-- 
2.43.0