Bluetooth: btmrvl: Use DIV_ROUND_UP macro

finikorg · Gustavo Padovan · commit e678bad515f0 · 2012-09-28T12:55:31.000-03:00
The kernel.h macro DIV_ROUND_UP performs the computation
(((n) + (d) - 1) / (d))

Signed-off-by: Andrei Emeltchenko &lt;andrei.emeltchenko@intel.com&gt;
Signed-off-by: Gustavo Padovan &lt;gustavo.padovan@collabora.co.uk&gt;
diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
@@ -514,7 +514,7 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv)
 	}
 
 	blksz = SDIO_BLOCK_SIZE;
-	num_blocks = (buf_len + blksz - 1) / blksz;
+	num_blocks = DIV_ROUND_UP(buf_len, blksz);
 
 	if (buf_len <= SDIO_HEADER_LEN
 	    || (num_blocks * blksz) > ALLOC_BUF_SIZE) {

Original file line number	Diff line number	Diff line change
`@@ -514,7 +514,7 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv)`
`514`	`514`	`}`
`515`	`515`
`516`	`516`	`blksz = SDIO_BLOCK_SIZE;`
`517`		`- num_blocks = (buf_len + blksz - 1) / blksz;`
	`517`	`+ num_blocks = DIV_ROUND_UP(buf_len, blksz);`
`518`	`518`
`519`	`519`	`if (buf_len <= SDIO_HEADER_LEN`
`520`	`520`	`\|\| (num_blocks * blksz) > ALLOC_BUF_SIZE) {`