bnx2x: Checkpatch compliance

Checkpatch compliance
The latest version of checkpatch found the following style errors in the
code

Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2x_init.h b/drivers/net/bnx2x_init.h
index f62891b..130927cf 100644
--- a/drivers/net/bnx2x_init.h
+++ b/drivers/net/bnx2x_init.h
@@ -72,26 +72,26 @@
 
 
 struct raw_op {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 raw_data;
 };
 
 struct op_read {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 pad;
 };
 
 struct op_write {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 val;
 };
 
 struct op_string_write {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 #ifdef __LITTLE_ENDIAN
 	u16 data_off;
 	u16 data_len;
@@ -102,8 +102,8 @@
 };
 
 struct op_zero {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 len;
 };