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fix fsdev pma offset max size caculate

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sakumisu
2022-06-20 20:22:35 +08:00
parent 2b686023eb
commit 1ecd17e156
1 changed files with 2 additions and 2 deletions
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4
port/fsdev/usb_dc_fsdev.c
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@@ -153,7 +153,7 @@ int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
g_fsdev_udc.out_ep[ep_idx].ep_mps = ep_cfg->ep_mps;
g_fsdev_udc.out_ep[ep_idx].ep_type = ep_cfg->ep_type;
if (g_fsdev_udc.out_ep[ep_idx].ep_mps > g_fsdev_udc.out_ep[ep_idx].ep_pma_buf_len) {
if (g_fsdev_udc.pma_offset + g_fsdev_udc.out_ep[ep_idx].ep_mps >= USB_RAM_SIZE) {
if (g_fsdev_udc.pma_offset + g_fsdev_udc.out_ep[ep_idx].ep_mps > USB_RAM_SIZE) {
return -1;
}
g_fsdev_udc.out_ep[ep_idx].ep_pma_buf_len = ep_cfg->ep_mps;
@@ -172,7 +172,7 @@ int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
g_fsdev_udc.in_ep[ep_idx].ep_mps = ep_cfg->ep_mps;
g_fsdev_udc.in_ep[ep_idx].ep_type = ep_cfg->ep_type;
if (g_fsdev_udc.in_ep[ep_idx].ep_mps > g_fsdev_udc.in_ep[ep_idx].ep_pma_buf_len) {
if (g_fsdev_udc.pma_offset + g_fsdev_udc.in_ep[ep_idx].ep_mps >= USB_RAM_SIZE) {
if (g_fsdev_udc.pma_offset + g_fsdev_udc.in_ep[ep_idx].ep_mps > USB_RAM_SIZE) {
return -1;
}
g_fsdev_udc.in_ep[ep_idx].ep_pma_buf_len = ep_cfg->ep_mps;