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usb/bus: Remove dead assignment in usb_get_fw_dev_path()

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Clang static code analyzer show warning:
qemu/hw/usb/bus.c:615:13: warning: Value stored to 'pos' is never read
            pos += snprintf(fw_path + pos, fw_len - pos, "%s@%lx",

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <20200827110311.164316-9-kuhn.chenqun@huawei.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Chen Qun 2020-08-27 19:03:09 +08:00 committed by Laurent Vivier
parent 9b83b0043f
commit 4b602b6003
1 changed files with 2 additions and 2 deletions
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4
hw/usb/bus.c
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@ -612,8 +612,8 @@ static char *usb_get_fw_dev_path(DeviceState *qdev)
in++;
} else {
/* the device itself */
pos += snprintf(fw_path + pos, fw_len - pos, "%s@%lx",
qdev_fw_name(qdev), nr);
snprintf(fw_path + pos, fw_len - pos, "%s@%lx",
qdev_fw_name(qdev), nr);
break;
}
}