{
struct tcmu_hba *hba = udev->hba->hba_ptr;
struct uio_info *info;
- size_t size, used;
char *str;
info = &udev->uio_info;
- size = snprintf(NULL, 0, "tcm-user/%u/%s/%s", hba->host_id, udev->name,
- udev->dev_config);
- size += 1; /* for \0 */
- str = kmalloc(size, GFP_KERNEL);
- if (!str)
- return -ENOMEM;
- used = snprintf(str, size, "tcm-user/%u/%s", hba->host_id, udev->name);
if (udev->dev_config[0])
- snprintf(str + used, size - used, "/%s", udev->dev_config);
+ str = kasprintf(GFP_KERNEL, "tcm-user/%u/%s/%s", hba->host_id,
+ udev->name, udev->dev_config);
+ else
+ str = kasprintf(GFP_KERNEL, "tcm-user/%u/%s", hba->host_id,
+ udev->name);
+ if (!str)
+ return -ENOMEM;
/* If the old string exists, free it */
kfree(info->name);