[PATCH 10/33] pata_hpt37x: use match_string() helper

Yisheng Xie
2018-05-21T12:15:35Z

match_string() returns the index of an array for a matching string,
which can be used intead of open coded variant.

Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: linux-ide@vger.kernel.org
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
---
drivers/ata/pata_hpt37x.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 3ba843f..ef8aaeb 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -224,17 +224,14 @@ static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr,
const char * const list[])
{
unsigned char model_num[ATA_ID_PROD_LEN + 1];
- int i = 0;
+ int i;

ata_id_c_string(dev->id, model_num, ATA_ID_PROD, sizeof(model_num));

- while (list[i] != NULL) {
- if (!strcmp(list[i], model_num)) {
- pr_warn("%s is not supported for %s\n",
- modestr, list[i]);
- return 1;
- }
- i++;
+ i = match_string(list, -1, model_num);
+ if (i >= 0) {
+ pr_warn("%s is not supported for %s\n", modestr, list[i]);
+ return 1;
}
return 0;
}
--
1.7.12.4