[PATCH 3/5] drivers/net/wireless/brcm80211/brcmsmac/stf.c: don't use unmodified return variable name

[PATCH 3/5] drivers/net/wireless/brcm80211/brcmsmac/stf.c: don't use unmodified return variable name

[Peter Teoh]

Discovered by Coccinelle.   Removed the use of variable for storing
returning values, which is un-modified / un-used throughout.

Signed-off-by: Peter Teoh <htmldeveloper@gmail.com

diff -u -p a/drivers/net/wireless/brcm80211/brcmsmac/stf.c
b/drivers/net/wireless/brcm80211/brcmsmac/stf.c
--- a/drivers/net/wireless/brcm80211/brcmsmac/stf.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/stf.c
@@ -306,7 +306,6 @@ int brcms_c_stf_txchain_set(struct brcms
  */
 int brcms_c_stf_ss_update(struct brcms_c_info *wlc, struct brcms_band *band)
 {
-       int ret_code = 0;
        u8 prev_stf_ss;
        u8 upd_stf_ss;

@@ -325,7 +324,7 @@ int brcms_c_stf_ss_update(struct brcms_c
                                    PHY_TXC1_MODE_SISO : PHY_TXC1_MODE_CDD;
        } else {
                if (wlc->band != band)
-                       return ret_code;
+                       return 0;
                upd_stf_ss = (wlc->stf->txstreams == 1) ?
                                PHY_TXC1_MODE_SISO : band->band_stf_ss_mode;
        }
@@ -334,7 +333,7 @@ int brcms_c_stf_ss_update(struct brcms_c
                brcms_b_band_stf_ss_set(wlc->hw, upd_stf_ss);
        }

-       return ret_code;
+       return 0;
 }

 int brcms_c_stf_attach(struct brcms_c_info *wlc)