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RDMA/hfi1: use sysfs_emit() to instead of scnprintf()

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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>
Link: https://lore.kernel.org/r/202212071632188074249@zte.com.cn
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
ye xingchen 2022-12-07 16:32:18 +08:00 committed by Leon Romanovsky
parent 6978837ce4
commit d074f0aebd
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/hfi1/driver.c
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@ -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)