iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

extcon: max77843: Use correct size for reading the interrupt register

Browse Source 
commit c4924e92442d7218bd725e47fa3988c73aae84c9 upstream.

The info->status[] array has 3 elements.  We are using size
MAX77843_MUIC_IRQ_NUM (16) instead of MAX77843_MUIC_STATUS_NUM (3) as
intended.

Fixes: 135d9f7d135a ('extcon: max77843: Clear IRQ bits state before request IRQ')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Jaewon Kim <jaewon02.kim@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
[cw00.choi: Modify the patch title]
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter 2016-02-04 14:36:09 +03:00 committed by Greg Kroah-Hartman
parent f4b1d0a9a3
commit b393b9da44
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/extcon/extcon-max77843.c
View File

@ -803,7 +803,7 @@ static int max77843_muic_probe(struct platform_device *pdev)
/* Clear IRQ bits before request IRQs */
ret = regmap_bulk_read(max77843->regmap_muic,
MAX77843_MUIC_REG_INT1, info->status,
MAX77843_MUIC_IRQ_NUM);
MAX77843_MUIC_STATUS_NUM);
if (ret) {
dev_err(&pdev->dev, "Failed to Clear IRQ bits\n");
goto err_muic_irq;