This inline function checks that the pointer is not NULL and then returns
the rx_data member. Unfortunately, all 3 callers of this function have
dereferenced that pointer before this routine is called. As the check for
NULL is useless, eliminate the routine.
Reported-by: Jes Sorensen <Jes.Sorensen@xxxxxxxxxx>
Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
Cc: Jes Sorensen <Jes.Sorensen@xxxxxxxxxx>
---
drivers/staging/rtl8188eu/core/rtw_recv.c | 6 ++----
drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c | 2 +-
drivers/staging/rtl8188eu/include/rtw_recv.h | 9 ---------
3 files changed, 3 insertions(+), 14 deletions(-)
diff --git a/drivers/staging/rtl8188eu/core/rtw_recv.c b/drivers/staging/rtl8188eu/core/rtw_recv.c
index d174a6c..a618426 100644
--- a/drivers/staging/rtl8188eu/core/rtw_recv.c
+++ b/drivers/staging/rtl8188eu/core/rtw_recv.c
@@ -562,7 +562,7 @@ static struct recv_frame *portctrl(struct adapter *adapter,
auth_alg = adapter->securitypriv.dot11AuthAlgrthm;
- ptr = get_recvframe_data(precv_frame);
+ ptr = precv_frame->rx_data;
pfhdr = precv_frame;
pattrib = &pfhdr->attrib;
psta_addr = pattrib->ta;
@@ -1440,11 +1440,9 @@ static int wlanhdr_to_ethhdr(struct recv_frame *precvframe)
int ret = _SUCCESS;
struct adapter *adapter = precvframe->adapter;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
-
- u8 *ptr = get_recvframe_data(precvframe); /* point to frame_ctrl field */
+ u8 *ptr = precvframe->rx_data;
struct rx_pkt_attrib *pattrib = &precvframe->attrib;
-
if (pattrib->encrypt)
recvframe_pull_tail(precvframe, pattrib->icv_len);
diff --git a/drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c b/drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c
index f29bb79..43eb960 100644
--- a/drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c
+++ b/drivers/staging/rtl8188eu/hal/rtl8188e_rxdesc.c
@@ -157,7 +157,7 @@ void update_recvframe_phyinfo_88e(struct recv_frame *precvframe,
pkt_info.bPacketToSelf = false;
pkt_info.bPacketBeacon = false;
- wlanhdr = get_recvframe_data(precvframe);
+ wlanhdr = precvframe->rx_data;
pkt_info.bPacketMatchBSSID = ((!IsFrameTypeCtrl(wlanhdr)) &&
!pattrib->icv_err && !pattrib->crc_err &&
diff --git a/drivers/staging/rtl8188eu/include/rtw_recv.h b/drivers/staging/rtl8188eu/include/rtw_recv.h
index 1f4d984..bcbce46 100644
--- a/drivers/staging/rtl8188eu/include/rtw_recv.h
+++ b/drivers/staging/rtl8188eu/include/rtw_recv.h
@@ -321,15 +321,6 @@ static inline u8 *get_rx_status(struct recv_frame *precvframe)
return get_rxmem(precvframe);
}
-static inline u8 *get_recvframe_data(struct recv_frame *precvframe)
-{
- /* always return rx_data */
- if (precvframe == NULL)
- return NULL;
-
- return precvframe->rx_data;
-}
-
static inline u8 *recvframe_push(struct recv_frame *precvframe, int sz)
{
/* append data before rx_data */
--
1.8.4.5
_______________________________________________
devel mailing list
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
