diff options
| author | Guojia Liao <liaoguojia@huawei.com> | 2021-08-30 21:51:07 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-31 12:36:42 +0100 |
| commit | e79c0e324b011b0288cd411a5b53870a7730f163 (patch) | |
| tree | ed82568cc131a52b26deeed6bdea846f049c4748 | |
| parent | dc9b5ce03124cf86bac3bd714369a8387d6e2012 (diff) | |
net: hns3: clean up a type mismatch warning
abs() returns signed long, which could not convert the type
as unsigned, and it may cause a mismatch type warning from
static tools. To fix it, this patch uses an variable to save
the abs()'s result and does a explicit conversion.
Signed-off-by: Guojia Liao <liaoguojia@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index 0315d8312af3..2ce5302c5956 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -10,7 +10,14 @@ static u16 hclge_errno_to_resp(int errno) { - return abs(errno); + int resp = abs(errno); + + /* The status for pf to vf msg cmd is u16, constrainted by HW. + * We need to keep the same type with it. + * The intput errno is the stander error code, it's safely to + * use a u16 to store the abs(errno). + */ + return (u16)resp; } /* hclge_gen_resp_to_vf: used to generate a synchronous response to VF when PF |