Remove local variable change_priority, as it takes the value of the
argument priority; as both of these variables are of type u8, priority
can be modified without changing the value of its copy at the call site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.li...@gmail.com>
---
Changes in v2:
- Send as part of a patch series.

 drivers/staging/rtl8723bs/core/rtw_xmit.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c 
b/drivers/staging/rtl8723bs/core/rtw_xmit.c
index 53146ec62ae9..b5dcb78fb4f4 100644
--- a/drivers/staging/rtl8723bs/core/rtw_xmit.c
+++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c
@@ -625,13 +625,11 @@ static s32 update_attrib_sec_info(struct adapter 
*padapter, struct pkt_attrib *p
 
 u8 qos_acm(u8 acm_mask, u8 priority)
 {
-       u8 change_priority = priority;
-
        switch (priority) {
        case 0:
        case 3:
                if (acm_mask & BIT(1))
-                       change_priority = 1;
+                       priority = 1;
                break;
        case 1:
        case 2:
@@ -639,19 +637,19 @@ u8 qos_acm(u8 acm_mask, u8 priority)
        case 4:
        case 5:
                if (acm_mask & BIT(2))
-                       change_priority = 0;
+                       priority = 0;
                break;
        case 6:
        case 7:
                if (acm_mask & BIT(3))
-                       change_priority = 5;
+                       priority = 5;
                break;
        default:
                DBG_871X("qos_acm(): invalid pattrib->priority: %d!!!\n", 
priority);
                break;
        }
 
-       return change_priority;
+       return priority;
 }
 
 static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib)
-- 
2.19.1

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