From: Roland Vossen <rvossen@broadcom.com>
Date: Tue, 3 May 2011 09:35:03 +0000 (+0200)
Subject: staging: brcm80211: bugfix for fullmac return codes
X-Git-Tag: v3.0-rc1~336^2~590
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2c09ded5763751beb7fc7c2968480fa5cb21a219;p=karo-tx-linux.git

staging: brcm80211: bugfix for fullmac return codes

Some code paths in the fullmac driver did not return a negative value
on error. This has been corrected.

Cc: devel@linuxdriverproject.org
Cc: linux-wireless@vger.kernel.org
Cc: Brett Rudley <brudley@broadcom.com>
Cc: Henry Ptasinski <henryp@broadcom.com>
Cc: Roland Vossen <rvossen@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/staging/brcm80211/brcmfmac/dhd_common.c b/drivers/staging/brcm80211/brcmfmac/dhd_common.c
index 8d5acb8390c6..9eca2081f5ab 100644
--- a/drivers/staging/brcm80211/brcmfmac/dhd_common.c
+++ b/drivers/staging/brcm80211/brcmfmac/dhd_common.c
@@ -432,7 +432,7 @@ int dhd_ioctl(dhd_pub_t *dhd_pub, dhd_ioctl_t *ioc, void *buf, uint buflen)
 
 	case DHD_GET_VERSION:
 		if (buflen < sizeof(int))
-			bcmerror = BCME_BUFTOOSHORT;
+			bcmerror = -BCME_BUFTOOSHORT;
 		else
 			*(int *)buf = DHD_IOCTL_VERSION;
 		break;
diff --git a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
index bb4fdc6237a7..b43ac8a272e1 100644
--- a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
@@ -1699,7 +1699,7 @@ static int dhd_ioctl_entry(struct net_device *net, struct ifreq *ifr, int cmd)
 
 	/* Copy the ioc control structure part of ioctl request */
 	if (copy_from_user(&ioc, ifr->ifr_data, sizeof(wl_ioctl_t))) {
-		bcmerror = BCME_BADADDR;
+		bcmerror = -BCME_BADADDR;
 		goto done;
 	}
 
@@ -1715,11 +1715,11 @@ static int dhd_ioctl_entry(struct net_device *net, struct ifreq *ifr, int cmd)
 		{
 			buf = kmalloc(buflen, GFP_ATOMIC);
 			if (!buf) {
-				bcmerror = BCME_NOMEM;
+				bcmerror = -BCME_NOMEM;
 				goto done;
 			}
 			if (copy_from_user(buf, ioc.buf, buflen)) {
-				bcmerror = BCME_BADADDR;
+				bcmerror = -BCME_BADADDR;
 				goto done;
 			}
 		}
@@ -1728,12 +1728,12 @@ static int dhd_ioctl_entry(struct net_device *net, struct ifreq *ifr, int cmd)
 	/* To differentiate between wl and dhd read 4 more byes */
 	if ((copy_from_user(&driver, (char *)ifr->ifr_data + sizeof(wl_ioctl_t),
 			    sizeof(uint)) != 0)) {
-		bcmerror = BCME_BADADDR;
+		bcmerror = -BCME_BADADDR;
 		goto done;
 	}
 
 	if (!capable(CAP_NET_ADMIN)) {
-		bcmerror = BCME_EPERM;
+		bcmerror = -BCME_EPERM;
 		goto done;
 	}