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HAL_ChibiOS: fixed build with older compilers

This commit is contained in:
Andrew Tridgell 2018-02-06 15:33:06 +11:00
parent 626632989e
commit fa68210210
1 changed files with 2 additions and 1 deletions
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3
libraries/AP_HAL_ChibiOS/hwdef/common/usbcfg.c
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@ -243,7 +243,8 @@ static char *string_substitute(const char *str)
if (strcmp(str, "%SERIAL%") == 0) {
const char *hex = "0123456789ABCDEF";
const uint8_t *cpu_id = (const uint8_t *)UDID_START;
for (uint8_t i=0; i<12; i++) {
uint8_t i;
for (i=0; i<12; i++) {
*p++ = hex[(cpu_id[i]>>4)&0xF];
*p++ = hex[cpu_id[i]&0xF];
}