Merge tag 'usb-3.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

[firefly-linux-kernel-4.4.55.git] / mm / backing-dev.c

diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 50251749225885d958a1b531519326bd177ecf2e..e04454cdb33f4d58809c36b0212aa0ad74c1e22c 100644 (file)
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -232,8 +232,6 @@ static ssize_t stable_pages_required_show(struct device *dev,
                        bdi_cap_stable_pages_required(bdi) ? 1 : 0);
 }
 
-#define __ATTR_RW(attr) __ATTR(attr, 0644, attr##_show, attr##_store)
-
 static struct device_attribute bdi_dev_attrs[] = {
        __ATTR_RW(read_ahead_kb),
        __ATTR_RW(min_ratio),
@@ -515,7 +513,6 @@ EXPORT_SYMBOL(bdi_destroy);
 int bdi_setup_and_register(struct backing_dev_info *bdi, char *name,
                           unsigned int cap)
 {
-       char tmp[32];
        int err;
 
        bdi->name = name;
@@ -524,8 +521,8 @@ int bdi_setup_and_register(struct backing_dev_info *bdi, char *name,
        if (err)
                return err;
 
-       sprintf(tmp, "%.28s%s", name, "-%d");
-       err = bdi_register(bdi, NULL, tmp, atomic_long_inc_return(&bdi_seq));
+       err = bdi_register(bdi, NULL, "%.28s-%ld", name,
+                          atomic_long_inc_return(&bdi_seq));
        if (err) {
                bdi_destroy(bdi);
                return err;