staging: r8188eu: replace ternary operator with min, max, abs macros

Replace some ternary operators with the min(), max() or abs() macros
to improve readability.

Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20221031153743.8801-1-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_xmit.c

@@ -476,8 +476,7 @@ static uint rtw_pktfile_read(struct pkt_file *pfile, u8 *rmem, uint rlen)
 {
 	uint len;
 
-	len = rtw_remainder_len(pfile);
-	len = (rlen > len) ? len : rlen;
+	len = min(rtw_remainder_len(pfile), rlen);
 
 	if (rmem)
 		skb_copy_bits(pfile->pkt, pfile->buf_len - pfile->pkt_len, rmem, len);

drivers/staging/r8188eu/hal/HalPhyRf_8188e.c

@@ -583,7 +583,7 @@ static bool phy_SimularityCompare_8188E(
 			tmp2 = resulta[c2][i];
 		}
 
-		diff = (tmp1 > tmp2) ? (tmp1 - tmp2) : (tmp2 - tmp1);
+		diff = abs(tmp1 - tmp2);
 
 		if (diff > MAX_TOLERANCE) {
 			if ((i == 2 || i == 6) && !sim_bitmap) {

drivers/staging/r8188eu/hal/odm_RTL8188E.c

@@ -199,7 +199,7 @@ static void odm_HWAntDiv(struct odm_dm_struct *dm_odm)
 			Aux_RSSI = (dm_fat_tbl->AuxAnt_Cnt[i] != 0) ? (dm_fat_tbl->AuxAnt_Sum[i] / dm_fat_tbl->AuxAnt_Cnt[i]) : 0;
 			TargetAnt = (Main_RSSI >= Aux_RSSI) ? MAIN_ANT : AUX_ANT;
 			/* 2 Select MaxRSSI for DIG */
-			LocalMaxRSSI = (Main_RSSI > Aux_RSSI) ? Main_RSSI : Aux_RSSI;
+			LocalMaxRSSI = max(Main_RSSI, Aux_RSSI);
 			if ((LocalMaxRSSI > AntDivMaxRSSI) && (LocalMaxRSSI < 40))
 				AntDivMaxRSSI = LocalMaxRSSI;
 			if (LocalMaxRSSI > MaxRSSI)
@@ -211,7 +211,7 @@ static void odm_HWAntDiv(struct odm_dm_struct *dm_odm)
 			else if ((dm_fat_tbl->RxIdleAnt == AUX_ANT) && (Aux_RSSI == 0))
 				Aux_RSSI = Main_RSSI;
 
-			LocalMinRSSI = (Main_RSSI > Aux_RSSI) ? Aux_RSSI : Main_RSSI;
+			LocalMinRSSI = min(Main_RSSI, Aux_RSSI);
 			if (LocalMinRSSI < MinRSSI) {
 				MinRSSI = LocalMinRSSI;
 				RxIdleAnt = TargetAnt;