iwlegacy: propagate error return value

propogate the return value from iwl4965_get_tx_atten_grp instead
of implicitly returning -EINVAL in the error case.

Signed-off-by: Greg Dietsche <Gregory.Dietsche@cuw.edu>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlegacy/iwl-4965.c b/drivers/net/wireless/iwlegacy/iwl-4965.c
index 06dcee5..79e7ce6 100644 (file)
--- a/drivers/net/wireless/iwlegacy/iwl-4965.c
+++ b/drivers/net/wireless/iwlegacy/iwl-4965.c
@@ -915,7 +915,7 @@ static int iwl4965_fill_txpower_tbl(struct iwl_priv *priv, u8 band, u16 channel,
        if (txatten_grp < 0) {
                IWL_ERR(priv, "Can't find txatten group for channel %d.\n",
                          channel);
-               return -EINVAL;
+               return txatten_grp;
        }
 
        IWL_DEBUG_TXPOWER(priv, "channel %d belongs to txatten group %d\n",