Use built-in uname function instead of exec'ing a binary

This also fixes an issue where we had an extra end-of-line character in the -dtb parameter. 

1 files changed, 1 insertions, 1 deletions

diff --git a/bin/virtualization b/bin/virtualization
index bd1ba1c..4d292db 100755
--- a/bin/virtualization
+++ b/bin/virtualization
@@ -120,7 +120,7 @@ class KVMTest(object):
 cloud_disk = "-drive file=seed.iso,if=virtio"
 
 if self.arch == 'armhf':
- uname = check_output(['uname', '-r'], universal_newlines=True)
+ uname = os.uname()[2]
 cloud_disk = cloud_disk.replace("virtio", "sd")
 params = 'qemu-system-arm -machine vexpress-a15 -cpu cortex-a15 -enable-kvm -m {} -kernel /boot/vmlinuz -append "console=ttyAMA0 earlyprintk=serial root=/dev/mmcblk0 ro rootfstype=ext4" -serial stdio -dtb /lib/firmware/{}/device-tree/vexpress-v2p-ca15-tc1.dtb -initrd /boot/initrd.img -net nic -net user,net={},host={},hostfwd={} -drive file={},if=sd,cache=writeback {} -display none -nographic'.format("256", uname, netrange, image_ip, hostfwd, data_disk, cloud_disk)
 else: