From 1315d69634834f1f485b21b0ed8f10b763a675d2 Mon Sep 17 00:00:00 2001
From: Tilman Schmidt <tilman@imap.cc>
Date: Wed, 13 May 2009 12:44:17 +0000
Subject: [PATCH] gigaset: skip unnecessary hex formatting

Don't generate the hex representation of the payload data if it
isn't actually used afterwards.

Impact: optimization
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/isdn/gigaset/isocdata.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c
index b171e75cb52e..09202a5a3444 100644
--- a/drivers/isdn/gigaset/isocdata.c
+++ b/drivers/isdn/gigaset/isocdata.c
@@ -246,6 +246,10 @@ static inline void dump_bytes(enum debuglevel level, const char *tag,
 	unsigned char c;
 	static char dbgline[3 * 32 + 1];
 	int i = 0;
+
+	if (!(gigaset_debuglevel & level))
+		return;
+
 	while (count-- > 0) {
 		if (i > sizeof(dbgline) - 4) {
 			dbgline[i] = '\0';