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Subject[PATCH] RDMA/hfi1: use sysfs emit() to instead of scnprintf()
From: ye xingchen <ye.xingchen@zte.com.cn>

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
---
drivers/infiniband/hw/hfi1/driver.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/hfi1/driver.c b/drivers/infiniband/hw/hfi1/driver.c
index 8e71bef9d982..bcc6bc0540f0 100644
--- a/drivers/infiniband/hw/hfi1/driver.c
+++ b/drivers/infiniband/hw/hfi1/driver.c
@@ -112,7 +112,7 @@ static int hfi1_caps_get(char *buffer, const struct kernel_param *kp)
cap_mask &= ~HFI1_CAP_LOCKED_SMASK;
cap_mask |= ((cap_mask & HFI1_CAP_K2U) << HFI1_CAP_USER_SHIFT);

- return scnprintf(buffer, PAGE_SIZE, "0x%lx", cap_mask);
+ return sysfs_emit(buffer, "0x%lx\n", cap_mask);
}

struct pci_dev *get_pci_dev(struct rvt_dev_info *rdi)
--
2.25.1
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