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Subject[PATCH 5/5] Bluetooth: btmrvl: Use common error handling code in btmrvl_sdio_download_fw_w_helper()
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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Mon, 12 Mar 2018 11:30:28 +0100

Add a jump target so that the setting of a specific error code is stored
only once at the end of this function.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/bluetooth/btmrvl_sdio.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
index 05c78fcc13ff..24ed62fe2aeb 100644
--- a/drivers/bluetooth/btmrvl_sdio.c
+++ b/drivers/bluetooth/btmrvl_sdio.c
@@ -601,8 +601,7 @@ static int btmrvl_sdio_download_fw_w_helper(struct btmrvl_sdio_card *card)
" base0 = 0x%04X(%d)."
" Terminating download",
base0, base0);
- ret = -EIO;
- goto done;
+ goto e_io;
}
base1 = sdio_readb(card->func,
card->reg->sq_read_base_addr_a1, &ret);
@@ -611,8 +610,7 @@ static int btmrvl_sdio_download_fw_w_helper(struct btmrvl_sdio_card *card)
" base1 = 0x%04X(%d)."
" Terminating download",
base1, base1);
- ret = -EIO;
- goto done;
+ goto e_io;
}

len = (((u16) base1) << 8) | base0;
@@ -638,8 +636,7 @@ static int btmrvl_sdio_download_fw_w_helper(struct btmrvl_sdio_card *card)
if (count > MAX_WRITE_IOMEM_RETRY) {
BT_ERR("FW download failure @%d, "
"over max retry count", offset);
- ret = -EIO;
- goto done;
+ goto e_io;
}
BT_ERR("FW CRC error indicated by the helper: "
"len = 0x%04X, txlen = %d", len, txlen);
@@ -681,6 +678,10 @@ static int btmrvl_sdio_download_fw_w_helper(struct btmrvl_sdio_card *card)
kfree(tmpfwbuf);
release_firmware(fw_firmware);
return ret;
+
+e_io:
+ ret = -EIO;
+ goto done;
}

static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv)
--
2.16.2
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