diff options
| -rw-r--r-- | drivers/media/IR/ir-lirc-codec.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/media/IR/ir-lirc-codec.c b/drivers/media/IR/ir-lirc-codec.c index afb1ada36c78..ee1f2d443ab2 100644 --- a/drivers/media/IR/ir-lirc-codec.c +++ b/drivers/media/IR/ir-lirc-codec.c @@ -74,14 +74,9 @@ static ssize_t ir_lirc_transmit_ir(struct file *file, const char *buf, if (count > LIRCBUF_SIZE || count % 2 == 0) return -EINVAL; - txbuf = kzalloc(sizeof(int) * LIRCBUF_SIZE, GFP_KERNEL); - if (!txbuf) - return -ENOMEM; - - if (copy_from_user(txbuf, buf, n)) { - ret = -EFAULT; - goto out; - } + txbuf = memdup_user(buf, n); + if (IS_ERR(txbuf)) + return PTR_ERR(txbuf); ir_dev = lirc->ir_dev; if (!ir_dev) { |