local: Don't check size of dequeued buffer vs. bytes_used

We already make sure in the high-level API (buffer.c) that bytes_used
will always be smaller or equal than the buffer size.

Therefore, the case where bytes_used is bigger than a newly dequeued
block will never happen.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>

local.c

@@ -493,10 +493,6 @@ static ssize_t local_get_buffer(const struct iio_device *dev,
 		return ret;
 	}
 
-	/* Requested buffer size is too big! */
-	if (pdata->last_dequeued < 0 && bytes_used > block.size)
-		return -EFBIG;
-
 	pdata->last_dequeued = block.id;
 	*addr_ptr = pdata->addrs[block.id];
 	return (ssize_t) block.bytes_used;