diff --git a/src/node_device/node_device_driver.c b/src/node_device/node_device_driver.c index f083f168a2..ecbac0f625 100644 --- a/src/node_device/node_device_driver.c +++ b/src/node_device/node_device_driver.c @@ -78,10 +78,9 @@ static int update_driver_name(virConnectPtr conn, virNodeDeviceObjPtr dev) { char *driver_link = NULL; - char devpath[PATH_MAX]; + char *devpath; char *p; int ret = -1; - int n; VIR_FREE(dev->def->driver); @@ -97,12 +96,11 @@ static int update_driver_name(virConnectPtr conn, goto cleanup; } - if ((n = readlink(driver_link, devpath, sizeof devpath)) < 0) { + if (virFileResolveLink(driver_link, &devpath) < 0) { virReportSystemError(conn, errno, _("cannot resolve driver link %s"), driver_link); goto cleanup; } - devpath[n] = '\0'; p = strrchr(devpath, '/'); if (p) { @@ -116,6 +114,7 @@ static int update_driver_name(virConnectPtr conn, cleanup: VIR_FREE(driver_link); + free(devpath); return ret; } #else