linux-kernel - [PATCH] mISDN: positive error return should be negative in mode

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Message-ID: <4B62B100.9090308@gmail.com>
Date:	Fri, 29 Jan 2010 10:57:20 +0100
From:	Roel Kluin <roel.kluin@...il.com>
To:	Karsten Keil <isdn@...ux-pingi.de>,
	isdn4linux@...tserv.isdn4linux.de,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"David S. Miller" <davem@...emloft.net>
Subject: [PATCH] mISDN: positive error return should be negative in mode_hfcmulti()

The error return should be negative. Its only caller that acts upon its return,
handle_bmsg(), transmits the positive error but can also return negative errors.

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 1a1420d..ad36df9 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -2846,7 +2846,7 @@ mode_hfcmulti(struct hfc_multi *hc, int ch, int protocol, int slot_tx,
 	int conf;
 
 	if (ch < 0 || ch > 31)
-		return EINVAL;
+		return -EINVAL;
 	oslot_tx = hc->chan[ch].slot_tx;
 	oslot_rx = hc->chan[ch].slot_rx;
 	conf = hc->chan[ch].conf;
--
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