[PATCH v2 9/9] staging: r8188eu: use ieee80211 define for fragment number

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Use the IEEE80211_SCTL_FRAG define to extract the fragment number from an
incoming frame.

pattrib->frag_num must be in host endianness, we have to convert
hdr->seq_ctrl, this field is little-endian.

Remove the local GetFragNum macro, it is not used any more.

Signed-off-by: Martin Kaiser <martin@xxxxxxxxx>
---
 drivers/staging/r8188eu/core/rtw_recv.c | 2 +-
 drivers/staging/r8188eu/include/wifi.h  | 3 ---
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_recv.c b/drivers/staging/r8188eu/core/rtw_recv.c
index 415747da7e3b..62cf2df90073 100644
--- a/drivers/staging/r8188eu/core/rtw_recv.c
+++ b/drivers/staging/r8188eu/core/rtw_recv.c
@@ -1077,7 +1077,7 @@ static int validate_recv_frame(struct adapter *adapter, struct recv_frame *precv
 
 	pattrib->to_fr_ds = get_tofr_ds(ptr);
 
-	pattrib->frag_num = GetFragNum(ptr);
+	pattrib->frag_num = le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG;
 	pattrib->seq_num = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl));
 
 	pattrib->pw_save = ieee80211_has_pm(hdr->frame_control);
diff --git a/drivers/staging/r8188eu/include/wifi.h b/drivers/staging/r8188eu/include/wifi.h
index dbda1880c45a..e10cf17d6aa0 100644
--- a/drivers/staging/r8188eu/include/wifi.h
+++ b/drivers/staging/r8188eu/include/wifi.h
@@ -189,9 +189,6 @@ enum WIFI_REG_DOMAIN {
 		*(__le16 *)(pbuf) |= cpu_to_le16(type); \
 	} while (0)
 
-#define GetFragNum(pbuf)			\
-	(le16_to_cpu(*(__le16 *)((size_t)(pbuf) + 22)) & 0x0f)
-
 #define GetTupleCache(pbuf)			\
 	(cpu_to_le16(*(unsigned short *)((size_t)(pbuf) + 22)))
 
-- 
2.30.2





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