staging: most: usb: use function sysfs_streq

This patch replaces function strcmp() with sysfs_streq() to compare
strings provided via sysfs.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/1590570387-27069-11-git-send-email-christian.gromm@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Gromm 2020-05-27 11:06:27 +02:00 committed by Greg Kroah-Hartman
parent f1f48239cd
commit 549d2db702

View file

@ -808,7 +808,7 @@ static int get_stat_reg_addr(const struct regs *regs, int size,
int i;
for (i = 0; i < size; i++) {
if (!strcmp(name, regs[i].name)) {
if (sysfs_streq(name, regs[i].name)) {
*reg_addr = regs[i].reg;
return 0;
}
@ -828,10 +828,10 @@ static ssize_t value_show(struct device *dev, struct device_attribute *attr,
u16 reg_addr;
int err;
if (!strcmp(name, "arb_address"))
if (sysfs_streq(name, "arb_address"))
return snprintf(buf, PAGE_SIZE, "%04x\n", dci_obj->reg_addr);
if (!strcmp(name, "arb_value"))
if (sysfs_streq(name, "arb_value"))
reg_addr = dci_obj->reg_addr;
else if (get_static_reg_addr(ro_regs, name, &reg_addr) &&
get_static_reg_addr(rw_regs, name, &reg_addr))
@ -858,14 +858,14 @@ static ssize_t value_store(struct device *dev, struct device_attribute *attr,
if (err)
return err;
if (!strcmp(name, "arb_address")) {
if (sysfs_streq(name, "arb_address")) {
dci_obj->reg_addr = val;
return count;
}
if (!strcmp(name, "arb_value"))
if (sysfs_streq(name, "arb_value"))
err = drci_wr_reg(usb_dev, dci_obj->reg_addr, val);
else if (!strcmp(name, "sync_ep"))
else if (sysfs_streq(name, "sync_ep"))
err = start_sync_ep(usb_dev, val);
else if (!get_static_reg_addr(rw_regs, name, &reg_addr))
err = drci_wr_reg(usb_dev, reg_addr, val);