staging: brcm80211: removed set_fs/get_fs/get_ds calls from brcmf_dev_ioctl()

brcmf_dev_ioctl() does not provide a user space buffer to
brcmf_netdev_ioctl_priv. Hence these calls are not necessary.

Reported-by: Johannes Berg <johannes@sipsolutions.net>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Reviewed-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
index 1f736ea..c4a8117 100644 (file)
--- a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
@@ -251,7 +251,6 @@ static s32
 brcmf_dev_ioctl(struct net_device *dev, u32 cmd, void *arg, u32 len)
 {
        struct brcmf_ioctl ioc;
-       mm_segment_t fs;
        s32 err = 0;
 
        memset(&ioc, 0, sizeof(ioc));
@@ -259,10 +258,7 @@ brcmf_dev_ioctl(struct net_device *dev, u32 cmd, void *arg, u32 len)
        ioc.buf = arg;
        ioc.len = len;
 
-       fs = get_fs();
-       set_fs(get_ds());
        err = brcmf_netdev_ioctl_priv(dev, &ioc);
-       set_fs(fs);
 
        return err;
 }