enable -Wnull-dereference

This commit is contained in:
hathach 2021-10-18 00:13:40 +07:00
parent 099d3b377f
commit 826b34a8ac
3 changed files with 9 additions and 3 deletions

View File

@ -105,7 +105,8 @@ CFLAGS += \
-Wunreachable-code \
-Wcast-align \
-Wcast-function-type \
-Wcast-qual
-Wcast-qual \
-Wnull-dereference
# Debugging/Optimization
ifeq ($(DEBUG), 1)

View File

@ -12,7 +12,7 @@ CFLAGS += \
-DCFG_TUSB_MCU=OPT_MCU_SAMG
# suppress following warnings from mcu driver
CFLAGS += -Wno-error=undef -Wno-error=cast-qual
CFLAGS += -Wno-error=undef -Wno-error=cast-qual -Wno-error=null-dereference
ASF_DIR = hw/mcu/microchip/samg55

View File

@ -144,7 +144,9 @@ static USBD_EP_T *ep_entry(uint8_t ep_addr, bool add)
enum ep_enum ep_index;
struct xfer_ctl_t *xfer;
for (ep_index = PERIPH_EPA, xfer = &xfer_table[PERIPH_EPA], ep = USBD->EP; ep_index < PERIPH_MAX_EP; ep_index++, xfer++, ep++)
for (ep_index = PERIPH_EPA, xfer = &xfer_table[PERIPH_EPA], ep = USBD->EP;
ep_index < PERIPH_MAX_EP;
ep_index++, xfer++, ep++)
{
if (add)
{
@ -396,6 +398,7 @@ bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t to
/* mine the data for the information we need */
tusb_dir_t dir = tu_edpt_dir(ep_addr);
USBD_EP_T *ep = ep_entry(ep_addr, false);
TU_ASSERT(ep);
struct xfer_ctl_t *xfer = &xfer_table[ep - USBD->EP];
/* store away the information we'll needing now and later */
@ -457,6 +460,7 @@ void dcd_edpt_stall(uint8_t rhport, uint8_t ep_addr)
if (tu_edpt_number(ep_addr))
{
USBD_EP_T *ep = ep_entry(ep_addr, false);
TU_ASSERT(ep, );
ep->EPRSPCTL = (ep->EPRSPCTL & 0xf7) | USBD_EPRSPCTL_HALT_Msk;
}
else
@ -472,6 +476,7 @@ void dcd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
if (tu_edpt_number(ep_addr))
{
USBD_EP_T *ep = ep_entry(ep_addr, false);
TU_ASSERT(ep, );
ep->EPRSPCTL = USBD_EPRSPCTL_TOGGLE_Msk;
}
}