[CIFS] clean up some hard to read ifdefs

Christoph had noticed too many ifdefs in the CIFS code making it
hard to read.  This patch removes about a quarter of them from
the C files in cifs by improving a few key ifdefs in the .h files.

Signed-off-by: Steve French <sfrench@us.ibm.com>
diff --git a/fs/cifs/netmisc.c b/fs/cifs/netmisc.c
index 7c51e2e..3b5a5ce 100644
--- a/fs/cifs/netmisc.c
+++ b/fs/cifs/netmisc.c
@@ -150,9 +150,7 @@
 		if (cp[i] == '\\')
 			break;
 		if (cp[i] == '/') {
-#ifdef CONFIG_CIFS_DEBUG2
-			cFYI(1, ("change slash to backslash in malformed UNC"));
-#endif
+			cFYI(DBG2, ("change slash to \\ in malformed UNC"));
 			cp[i] = '\\';
 			return 1;
 		}
@@ -178,9 +176,7 @@
 	} else if (address_family == AF_INET6) {
 		ret = in6_pton(cp, -1 /* len */, dst , '\\', NULL);
 	}
-#ifdef CONFIG_CIFS_DEBUG2
-	cFYI(1, ("address conversion returned %d for %s", ret, cp));
-#endif
+	cFYI(DBG2, ("address conversion returned %d for %s", ret, cp));
 	if (ret > 0)
 		ret = 1;
 	return ret;