linux-kernel - [PATCH V2 3/3] staging/rtl8192u: use for loop to assign bit shifted addr

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Date:	Wed, 20 Jun 2012 00:38:13 +0530
From:	Devendra Naga <devendra.aaru@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"Justin P. Mattock" <justinmattock@...il.com>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Cc:	Devendra Naga <devendra.aaru@...il.com>
Subject: [PATCH V2 3/3] staging/rtl8192u: use for loop to assign bit shifted addr

this change is a rewrite of that bitshifted addr copying
logic with for loop, which can easily understandable.

Signed-off-by: Devendra Naga <devendra.aaru@...il.com>
---
 drivers/staging/rtl8192u/r8180_93cx6.c |   27 +++++++++------------------
 1 file changed, 9 insertions(+), 18 deletions(-)

diff --git a/drivers/staging/rtl8192u/r8180_93cx6.c b/drivers/staging/rtl8192u/r8180_93cx6.c
index a72bbd4..815b0f3 100644
--- a/drivers/staging/rtl8192u/r8180_93cx6.c
+++ b/drivers/staging/rtl8192u/r8180_93cx6.c
@@ -102,25 +102,16 @@ u32 eprom_read(struct net_device *dev, u32 addr)
 	force_pci_posting(dev);
 	udelay(EPROM_DELAY);
 
-	if (priv->epromtype==EPROM_93c56){
-		addr_str[7]=addr & 1;
-		addr_str[6]=addr & (1<<1);
-		addr_str[5]=addr & (1<<2);
-		addr_str[4]=addr & (1<<3);
-		addr_str[3]=addr & (1<<4);
-		addr_str[2]=addr & (1<<5);
-		addr_str[1]=addr & (1<<6);
-		addr_str[0]=addr & (1<<7);
-		addr_len=8;
-	}else{
-		addr_str[5]=addr & 1;
-		addr_str[4]=addr & (1<<1);
-		addr_str[3]=addr & (1<<2);
-		addr_str[2]=addr & (1<<3);
-		addr_str[1]=addr & (1<<4);
-		addr_str[0]=addr & (1<<5);
-		addr_len=6;
+	if (priv->epromtype == EPROM_93c56) {
+		addr_len = 8;
+		for (i = 0; i < addr_len; i++)
+			addr_str[i] = addr & (1 << (addr_len - (i + 1)));
+	} else {
+		addr_len = 6;
+		for (i = 0; i < addr_len; i++)
+			addr_str[i] = addr & (1 << (addr_len - (i + 1)));
 	}
+
 	eprom_cs(dev, 1);
 	eprom_ck_cycle(dev);
 	eprom_send_bits_string(dev, read_cmd, 3);
-- 
1.7.9.5

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