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staging: vt6656: Remove return statement of iwctl_giwrange 

The function iwctl_giwrange will always return 0, and this data is not
used by who calls this function.

Signed-off-by: Marcos Paulo de Souza <marcos.mage@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Marcos Paulo de Souza 2011-12-28 21:10:50 +00:00 committed by Greg Kroah-Hartman
parent 5d11b1737d
commit f9b9f93426
3 changed files with 3 additions and 6 deletions
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5
drivers/staging/vt6656/iwctl.c
View File

@ -505,7 +505,7 @@ void iwctl_giwmode(struct net_device *dev,
* Wireless Handler : get capability range * Wireless Handler : get capability range
*/ */
int iwctl_giwrange(struct net_device *dev, void iwctl_giwrange(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct iw_point *wrq, struct iw_point *wrq,
char *extra) char *extra)
@ -600,9 +600,6 @@ int iwctl_giwrange(struct net_device *dev,
range->avg_qual.level = 176; // -80 dBm range->avg_qual.level = 176; // -80 dBm
range->avg_qual.noise = 0; range->avg_qual.noise = 0;
} }
return 0;
} }

2
drivers/staging/vt6656/iwctl.h
View File

@ -46,7 +46,7 @@ int iwctl_siwap(struct net_device *dev,
struct sockaddr *wrq, struct sockaddr *wrq,
char *extra); char *extra);
int iwctl_giwrange(struct net_device *dev, void iwctl_giwrange(struct net_device *dev,
struct iw_request_info *info, struct iw_request_info *info,
struct iw_point *wrq, struct iw_point *wrq,
char *extra); char *extra);

2
drivers/staging/vt6656/main_usb.c
View File

@ -1811,7 +1811,7 @@ static int device_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) {
{ {
struct iw_range range; struct iw_range range;
rc = iwctl_giwrange(dev, NULL, &(wrq->u.data), (char *) &range); iwctl_giwrange(dev, NULL, &(wrq->u.data), (char *) &range);
if (copy_to_user(wrq->u.data.pointer, &range, sizeof(struct iw_range))) if (copy_to_user(wrq->u.data.pointer, &range, sizeof(struct iw_range)))
rc = -EFAULT; rc = -EFAULT;
} }