diff options
Diffstat (limited to 'components/drivers/src')
| -rw-r--r-- | components/drivers/src/ringbuffer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/components/drivers/src/ringbuffer.c b/components/drivers/src/ringbuffer.c index 3e76b1774a..e33f533db0 100644 --- a/components/drivers/src/ringbuffer.c +++ b/components/drivers/src/ringbuffer.c @@ -244,7 +244,7 @@ rt_size_t rt_ringbuffer_peak(struct rt_ringbuffer *rb, rt_uint8_t **ptr) *ptr = &rb->buffer_ptr[rb->read_index]; - if(rb->buffer_size - rb->read_index > size) + if((rt_size_t)(rb->buffer_size - rb->read_index) > size) { rb->read_index += size; return size; |