EDAC, mce_amd_inj: Use MCE_INJECT_GET macro for bank node too

inj_bank_get() is generic enough that we can use the MCE_INJECT_GET
macro instead.

No functionality change.

Signed-off-by: Aravind Gopalakrishnan <Aravind.Gopalakrishnan@amd.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Cc: mchehab@osg.samsung.com
Cc: x86-ml <x86@kernel.org>
Link: http://lkml.kernel.org/r/1433277362-10911-2-git-send-email-Aravind.Gopalakrishnan@amd.com
Signed-off-by: Borislav Petkov <bp@suse.de>

drivers/edac/mce_amd_inj.c

@@ -187,13 +187,7 @@ static int inj_bank_set(void *data, u64 val)
 	return 0;
 }
 
-static int inj_bank_get(void *data, u64 *val)
-{
-	struct mce *m = (struct mce *)data;
-
-	*val = m->bank;
-	return 0;
-}
+MCE_INJECT_GET(bank);
 
 DEFINE_SIMPLE_ATTRIBUTE(bank_fops, inj_bank_get, inj_bank_set, "%llu\n");