staging: ks7010: Remove unnecessary variable used to store return value

This patch removes an unnecessary variable used to store return values in order
to reduce memory usage.
Done using coccinelle:
@@
type T;
constant C;
identifier ret;
@@
- T ret = C;
... when != ret
return
- ret
+ C
;

Signed-off-by: sayli karnik <karniksayli1995@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/ks7010/ks_hostif.c b/drivers/staging/ks7010/ks_hostif.c
index f2bdd4715ecc22ccbfba6a5b046968c0b298ca18..e6f6445bab4c25475d117add93c42f02619ea375 100644 (file)
--- a/drivers/staging/ks7010/ks_hostif.c
+++ b/drivers/staging/ks7010/ks_hostif.c
@@ -92,8 +92,6 @@ static void ks_wlan_hw_wakeup_task(struct work_struct *work)
 static
 int ks_wlan_do_power_save(struct ks_wlan_private *priv)
 {
-       int rc = 0;
-
        DPRINTK(4, "psstatus.status=%d\n", atomic_read(&priv->psstatus.status));
 
        if ((priv->connect_status & CONNECT_STATUS_MASK) == CONNECT_STATUS) {
@@ -101,7 +99,7 @@ int ks_wlan_do_power_save(struct ks_wlan_private *priv)
        } else {
                priv->dev_state = DEVICE_STATE_READY;
        }
-       return rc;
+       return 0;
 }
 
 static
@@ -213,7 +211,6 @@ int get_ap_information(struct ks_wlan_private *priv, struct ap_info_t *ap_info,
 {
        unsigned char *bp;
        int bsize, offset;
-       int rc = 0;
 
        DPRINTK(3, "\n");
        memset(ap, 0, sizeof(struct local_ap_t));
@@ -311,7 +308,7 @@ int get_ap_information(struct ks_wlan_private *priv, struct ap_info_t *ap_info,
                bp += (*(bp + 1) + 2);  /* pointer update */
        }
 
-       return rc;
+       return 0;
 }
 
 static
@@ -2681,7 +2678,6 @@ void hostif_sme_enqueue(struct ks_wlan_private *priv, unsigned short event)
 
 int hostif_init(struct ks_wlan_private *priv)
 {
-       int rc = 0;
        int i;
 
        DPRINTK(3, "\n");
@@ -2731,7 +2727,7 @@ int hostif_init(struct ks_wlan_private *priv)
 
        tasklet_init(&priv->sme_task, hostif_sme_task, (unsigned long)priv);
 
-       return rc;
+       return 0;
 }
 
 void hostif_exit(struct ks_wlan_private *priv)