char match_busid_attr_path[SYSFS_PATH_MAX];
struct sysfs_attribute *match_busid_attr;
int rc, ret = 0;
+ int cmd_size;
if (strnlen(busid, SYSFS_BUS_ID_SIZE) > SYSFS_BUS_ID_SIZE - 1) {
dbg("busid is too long");
}
if (add)
- snprintf(buff, SYSFS_BUS_ID_SIZE + 4, "add %s", busid);
+ cmd_size = snprintf(buff, SYSFS_BUS_ID_SIZE + 4, "add %s",
+ busid);
else
- snprintf(buff, SYSFS_BUS_ID_SIZE + 4, "del %s", busid);
+ cmd_size = snprintf(buff, SYSFS_BUS_ID_SIZE + 4, "del %s",
+ busid);
dbg("write \"%s\" to %s", buff, match_busid_attr->path);
- rc = sysfs_write_attribute(match_busid_attr, buff, sizeof(buff));
+ rc = sysfs_write_attribute(match_busid_attr, buff, cmd_size);
if (rc < 0) {
dbg("failed to write match_busid: %s", strerror(errno));
ret = -1;