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urbdrc: fix undefined behavior of sprintf.

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Signed-off-by: Zhang Zhaolong <zhangzl2013@126.com>
This commit is contained in:
Zhang Zhaolong 2015-03-13 11:15:14 +08:00
parent ea67d8b1bc
commit c2ddb08437
1 changed files with 5 additions and 5 deletions
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10
channels/urbdrc/client/urbdrc_main.c
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@ -52,7 +52,7 @@ static int func_hardware_id_format(IUDEVICE* pdev, char(*HardwareIds)[DEVICE_HAR
sprintf(str, "USB\\VID_%04X&PID_%04X", idVendor, idProduct);
strcpy(HardwareIds[1], str);
sprintf(str, "%s&REV_%04X", str, bcdDevice);
sprintf(str, "%s&REV_%04X", HardwareIds[1], bcdDevice);
strcpy(HardwareIds[0], str);
return 0;
@ -71,18 +71,18 @@ static int func_compat_id_format(IUDEVICE* pdev, char (*CompatibilityIds)[DEVICE
{
sprintf(str, "USB\\Class_%02X", bDeviceClass);
strcpy(CompatibilityIds[2], str);
sprintf(str, "%s&SubClass_%02X", str, bDeviceSubClass);
sprintf(str, "%s&SubClass_%02X", CompatibilityIds[2], bDeviceSubClass);
strcpy(CompatibilityIds[1], str);
sprintf(str, "%s&Prot_%02X", str, bDeviceProtocol);
sprintf(str, "%s&Prot_%02X", CompatibilityIds[1], bDeviceProtocol);
strcpy(CompatibilityIds[0], str);
}
else
{
sprintf(str, "USB\\DevClass_00");
strcpy(CompatibilityIds[2], str);
sprintf(str, "%s&SubClass_00", str);
sprintf(str, "%s&SubClass_00", CompatibilityIds[2]);
strcpy(CompatibilityIds[1], str);
sprintf(str, "%s&Prot_00", str);
sprintf(str, "%s&Prot_00", CompatibilityIds[1]);
strcpy(CompatibilityIds[0], str);
}