Fix QEMU_WARN_UNUSED_RESULT

Since commit 747bbdf7 QEMU_WARN_UNUSED_RESULT is never defined as it is
conditional on a define from config-host.h which is included only later.
Include that file earlier to get the warnings back.

Reactivating it unfortunately leads to some warnings about unused qdev_init
results. These calls are changed to qdev_init_nofail to avoid build failures.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Kevin Wolf 2010-01-15 12:56:41 +01:00 committed by Anthony Liguori
parent 0d2ed46af4
commit beb6f0de7a
4 changed files with 6 additions and 5 deletions

View File

@ -1492,7 +1492,7 @@ static USBDevice *usb_net_init(const char *cmdline)
dev = usb_create(NULL /* FIXME */, "usb-net");
qdev_set_nic_properties(&dev->qdev, &nd_table[idx]);
qdev_init(&dev->qdev);
qdev_init_nofail(&dev->qdev);
return dev;
}

View File

@ -583,7 +583,7 @@ static USBDevice *usb_serial_init(const char *filename)
qdev_prop_set_uint16(&dev->qdev, "vendorid", vendorid);
if (productid)
qdev_prop_set_uint16(&dev->qdev, "productid", productid);
qdev_init(&dev->qdev);
qdev_init_nofail(&dev->qdev);
return dev;
}
@ -599,7 +599,7 @@ static USBDevice *usb_braille_init(const char *unused)
dev = usb_create(NULL /* FIXME */, "usb-braille");
qdev_prop_set_chr(&dev->qdev, "chardev", cdrv);
qdev_init(&dev->qdev);
qdev_init_nofail(&dev->qdev);
return dev;
}

View File

@ -2,6 +2,8 @@
#ifndef QEMU_COMMON_H
#define QEMU_COMMON_H
#include "config-host.h"
#define QEMU_NORETURN __attribute__ ((__noreturn__))
#ifdef CONFIG_GCC_ATTRIBUTE_WARN_UNUSED_RESULT
#define QEMU_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
@ -29,7 +31,6 @@
#include <fcntl.h>
#include <sys/stat.h>
#include <assert.h>
#include "config-host.h"
#ifndef O_LARGEFILE
#define O_LARGEFILE 0

View File

@ -1036,7 +1036,7 @@ USBDevice *usb_host_device_open(const char *devname)
qdev_prop_set_uint32(&dev->qdev, "hostaddr", filter.addr);
qdev_prop_set_uint32(&dev->qdev, "vendorid", filter.vendor_id);
qdev_prop_set_uint32(&dev->qdev, "productid", filter.product_id);
qdev_init(&dev->qdev);
qdev_init_nofail(&dev->qdev);
return dev;
fail: