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Fix buffer overrun at pipe_read_packet()

This commit is contained in:
kkitayam 2021-12-04 01:25:34 +09:00
parent 3e9bb3bee1
commit 7137a0a92f
1 changed files with 2 additions and 2 deletions
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4
src/portable/mentor/musb/dcd_musb.c
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@ -250,12 +250,12 @@ static void pipe_read_packet(void *buf, volatile void *fifo, unsigned len)
len -= 4; len -= 4;
} }
if (len >= 2) { if (len >= 2) {
*(uint32_t *)addr = reg->u16; *(uint16_t *)addr = reg->u16;
addr += 2; addr += 2;
len -= 2; len -= 2;
} }
if (len) { if (len) {
*(uint32_t *)addr = reg->u8; *(uint8_t *)addr = reg->u8;
} }
} }