diff options
| author | Larry Finger <Larry.Finger@lwfinger.net> | 2013-02-06 12:54:17 -0600 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-02-08 14:51:34 -0500 |
| commit | 957f4aca5fa0db69635271bc4621cc0b65b2d590 (patch) | |
| tree | afccf897b7a9d6e91c028f66a851ce0631ca64f2 /drivers/net/wireless/rtlwifi/rtl8192cu/sw.c | |
| parent | cbb1ec9491fdbd3aa9dee6ad9a3bcb05bdfd279d (diff) | |
| download | linux-957f4aca5fa0db69635271bc4621cc0b65b2d590.tar.gz linux-957f4aca5fa0db69635271bc4621cc0b65b2d590.tar.bz2 linux-957f4aca5fa0db69635271bc4621cc0b65b2d590.zip | |
rtlwifi: rtl8192cu: Fix NULL dereference BUG when using new_id
When the new_id entry in /sysfs is used for a foreign USB device, rtlwifi
BUGS with a NULL pointer dereference because the per-driver configuration
data is not available. The probe function has been restructured as
suggested by Ben Hutchings <bhutchings@solarflare.com>.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8192cu/sw.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192cu/sw.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c index d9e659f92767..577c0dca21ed 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c @@ -363,9 +363,15 @@ static struct usb_device_id rtl8192c_usb_ids[] = { MODULE_DEVICE_TABLE(usb, rtl8192c_usb_ids); +static int rtl8192cu_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + return rtl_usb_probe(intf, id, &rtl92cu_hal_cfg); +} + static struct usb_driver rtl8192cu_driver = { .name = "rtl8192cu", - .probe = rtl_usb_probe, + .probe = rtl8192cu_probe, .disconnect = rtl_usb_disconnect, .id_table = rtl8192c_usb_ids, |