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usb: usbip tool: Fix refresh_imported_device_list()

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The commit 0775a9cbc6 ("usbip: vhci extension: modifications
to vhci driver") introduced multiple controllers, but the status
of the ports are only extracted from the first status file, fix it.

Reviewed-by: Krzysztof Opasiak <k.opasiak@samsung.com>
Signed-off-by: Yuyang Du <yuyang.du@intel.com>
Acked-by: Shuah Khan <shuahkh@osg.samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yuyang Du 2017-05-22 18:20:17 +08:00 committed by Greg Kroah-Hartman
parent aa3ecb9154
commit fd92b7deb9
1 changed files with 21 additions and 6 deletions
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27
tools/usb/usbip/libsrc/vhci_driver.c
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@ -108,18 +108,33 @@ static int parse_status(const char *value)
return 0;
}
#define MAX_STATUS_NAME 16
static int refresh_imported_device_list(void)
{
const char *attr_status;
char status[MAX_STATUS_NAME+1] = "status";
int i, ret;
attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device,
"status");
if (!attr_status) {
err("udev_device_get_sysattr_value failed");
return -1;
for (i = 0; i < vhci_driver->ncontrollers; i++) {
if (i > 0)
snprintf(status, sizeof(status), "status.%d", i);
attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device,
status);
if (!attr_status) {
err("udev_device_get_sysattr_value failed");
return -1;
}
dbg("controller %d", i);
ret = parse_status(attr_status);
if (ret != 0)
return ret;
}
return parse_status(attr_status);
return 0;
}
static int get_nports(void)