2013-05-18 00:54:00

by Bing Zhao

[permalink] [raw]
Subject: [PATCH v2 12/17] mwifiex: code rearrangement in mwifiex_get_rd_port()

From: Amitkumar Karwar <[email protected]>

Get rid of 'if else' usage by returning in 'if' block.
This improves readability by removing indentations.

Signed-off-by: Amitkumar Karwar <[email protected]>
Signed-off-by: Bing Zhao <[email protected]>
---
drivers/net/wireless/mwifiex/sdio.c | 29 +++++++++++++++--------------
1 file changed, 15 insertions(+), 14 deletions(-)

diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c
index e4357a6..a18a5b4 100644
--- a/drivers/net/wireless/mwifiex/sdio.c
+++ b/drivers/net/wireless/mwifiex/sdio.c
@@ -512,22 +512,23 @@ static int mwifiex_get_rd_port(struct mwifiex_adapter *adapter, u8 *port)
*port = CTRL_PORT;
dev_dbg(adapter->dev, "data: port=%d mp_rd_bitmap=0x%08x\n",
*port, card->mp_rd_bitmap);
- } else {
- if (card->mp_rd_bitmap & (1 << card->curr_rd_port)) {
- card->mp_rd_bitmap &= (u32)
- (~(1 << card->curr_rd_port));
- *port = card->curr_rd_port;
+ return 0;
+ }

- if (++card->curr_rd_port == card->max_ports)
- card->curr_rd_port = reg->start_rd_port;
- } else {
- return -1;
- }
+ if (!(card->mp_rd_bitmap & (1 << card->curr_rd_port)))
+ return -1;
+
+ /* We are now handling the SDIO data ports */
+ card->mp_rd_bitmap &= (u32)(~(1 << card->curr_rd_port));
+ *port = card->curr_rd_port;
+
+ if (++card->curr_rd_port == card->max_ports)
+ card->curr_rd_port = reg->start_rd_port;
+
+ dev_dbg(adapter->dev,
+ "data: port=%d mp_rd_bitmap=0x%08x -> 0x%08x\n",
+ *port, rd_bitmap, card->mp_rd_bitmap);

- dev_dbg(adapter->dev,
- "data: port=%d mp_rd_bitmap=0x%08x -> 0x%08x\n",
- *port, rd_bitmap, card->mp_rd_bitmap);
- }
return 0;
}

--
1.8.2.3