[PATCH] libertas: fix errors in functions accessing module registers

[Dan Williams]

On Sat, 2011-07-09 at 12:57 +0200, Olivier Sobrie wrote:
> Problems located in the two functions lbs_set_reg() and lbs_get_reg():
> - The offset field of struct cmd_ds_reg_access was not filled in
> - The test on the return code of lbs_cmd_with_response() in function
>   lbs_get_reg() was inverted
> 
> Signed-off-by: Olivier Sobrie <olivier at sobrie.be>

Acked-by: Dan Williams <dcbw at redhat.com>

> ---
>  drivers/net/wireless/libertas/cmd.c |    4 +++-
>  1 files changed, 3 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
> index 71c8f3f..3e8123c 100644
> --- a/drivers/net/wireless/libertas/cmd.c
> +++ b/drivers/net/wireless/libertas/cmd.c
> @@ -873,6 +873,7 @@ int lbs_get_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 *value)
>  	memset(&cmd, 0, sizeof(cmd));
>  	cmd.hdr.size = cpu_to_le16(sizeof(cmd));
>  	cmd.action = cpu_to_le16(CMD_ACT_GET);
> +	cmd.offset = cpu_to_le16(offset);
>  
>  	if (reg != CMD_MAC_REG_ACCESS &&
>  	    reg != CMD_BBP_REG_ACCESS &&
> @@ -882,7 +883,7 @@ int lbs_get_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 *value)
>  	}
>  
>  	ret = lbs_cmd_with_response(priv, reg, &cmd);
> -	if (ret) {
> +	if (!ret) {
>  		if (reg == CMD_BBP_REG_ACCESS || reg == CMD_RF_REG_ACCESS)
>  			*value = cmd.value.bbp_rf;
>  		else if (reg == CMD_MAC_REG_ACCESS)
> @@ -915,6 +916,7 @@ int lbs_set_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 value)
>  	memset(&cmd, 0, sizeof(cmd));
>  	cmd.hdr.size = cpu_to_le16(sizeof(cmd));
>  	cmd.action = cpu_to_le16(CMD_ACT_SET);
> +	cmd.offset = cpu_to_le16(offset);
>  
>  	if (reg == CMD_BBP_REG_ACCESS || reg == CMD_RF_REG_ACCESS)
>  		cmd.value.bbp_rf = (u8) (value & 0xFF);