diff options
| author | Ha Thach <[email protected]> | 2020-06-17 17:24:40 +0700 |
|---|---|---|
| committer | GitHub <[email protected]> | 2020-06-17 17:24:40 +0700 |
| commit | 2b27eed01aa25d12c7e78414875d83e9c2604830 (patch) | |
| tree | f1aaa316a03c38ae5e59b69f6272494b529a3a54 /src/device | |
| parent | 8a67f81397245f6f54045e82273847ac5f48c1a7 (diff) | |
| parent | 57b553e023ccac4c623bd7f57a7370fb43411ec1 (diff) | |
Merge pull request #431 from HiFiPhile/unaligned
Fix IAR compiler warnings.
Diffstat (limited to 'src/device')
| -rw-r--r-- | src/device/usbd.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/device/usbd.c b/src/device/usbd.c index 29b10c0fa..03ef655bc 100644 --- a/src/device/usbd.c +++ b/src/device/usbd.c @@ -437,7 +437,7 @@ void tud_task (void) if ( 0 == epnum ) { - usbd_control_xfer_cb(event.rhport, ep_addr, event.xfer_complete.result, event.xfer_complete.len); + usbd_control_xfer_cb(event.rhport, ep_addr, (xfer_result_t)event.xfer_complete.result, event.xfer_complete.len); } else { @@ -445,7 +445,7 @@ void tud_task (void) TU_ASSERT(drv_id < USBD_CLASS_DRIVER_COUNT,); TU_LOG2(" %s xfer callback\r\n", _usbd_driver[drv_id].name); - _usbd_driver[drv_id].xfer_cb(event.rhport, ep_addr, event.xfer_complete.result, event.xfer_complete.len); + _usbd_driver[drv_id].xfer_cb(event.rhport, ep_addr, (xfer_result_t)event.xfer_complete.result, event.xfer_complete.len); } } break; @@ -846,8 +846,10 @@ static bool process_get_descriptor(uint8_t rhport, tusb_control_request_t const if (!tud_descriptor_bos_cb) return false; tusb_desc_bos_t const* desc_bos = (tusb_desc_bos_t const*) tud_descriptor_bos_cb(); + uint16_t total_len; - memcpy(&total_len, &desc_bos->wTotalLength, 2); // possibly mis-aligned memory + // Use offsetof to avoid pointer to the odd/misaligned address + memcpy(&total_len, (uint8_t*) desc_bos + offsetof(tusb_desc_bos_t, wTotalLength), 2); return tud_control_xfer(rhport, p_request, (void*) desc_bos, total_len); } @@ -861,7 +863,8 @@ static bool process_get_descriptor(uint8_t rhport, tusb_control_request_t const TU_ASSERT(desc_config); uint16_t total_len; - memcpy(&total_len, &desc_config->wTotalLength, 2); // possibly mis-aligned memory + // Use offsetof to avoid pointer to the odd/misaligned address + memcpy(&total_len, (uint8_t*) desc_config + offsetof(tusb_desc_configuration_t, wTotalLength), 2); return tud_control_xfer(rhport, p_request, (void*) desc_config, total_len); } @@ -915,8 +918,6 @@ static bool process_get_descriptor(uint8_t rhport, tusb_control_request_t const default: return false; } - - return true; } //--------------------------------------------------------------------+ |