diff options
| -rw-r--r-- | drivers/platform/x86/intel/vsec_tpmi.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/platform/x86/intel/vsec_tpmi.c b/drivers/platform/x86/intel/vsec_tpmi.c index 3b76cccb975f..0153dd57838e 100644 --- a/drivers/platform/x86/intel/vsec_tpmi.c +++ b/drivers/platform/x86/intel/vsec_tpmi.c @@ -504,24 +504,17 @@ static ssize_t mem_write(struct file *file, const char __user *userbuf, size_t l if (addr >= size) return -EINVAL; - mutex_lock(&tpmi_dev_lock); + guard(mutex)(&tpmi_dev_lock); mem = ioremap(pfs->vsec_offset + punit * size, size); - if (!mem) { - ret = -ENOMEM; - goto unlock_mem_write; - } + if (!mem) + return -ENOMEM; writel(value, mem + addr); iounmap(mem); - ret = len; - -unlock_mem_write: - mutex_unlock(&tpmi_dev_lock); - - return ret; + return len; } static int mem_write_show(struct seq_file *s, void *unused) |