test/py: Improve check for mksquashfs version

Some builds of squashfs-tools append version string with "-git" or
similar. The float() conversion will fail in this case.

Improve the code to only convert to float() the string before the '-'
character.

Signed-off-by: Marek Behún <[email protected]>
Reviewed-by: Simon Glass <[email protected]>
Reviewed-by: Joao Marcos Costa <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/test/py/tests/test_fs/test_squashfs/sqfs_common.py b/test/py/tests/test_fs/test_squashfs/sqfs_common.py
index 267c4b57d1b..8b84c2cdca8 100644
--- a/test/py/tests/test_fs/test_squashfs/sqfs_common.py
+++ b/test/py/tests/test_fs/test_squashfs/sqfs_common.py
@@ -146,7 +146,7 @@ def get_mksquashfs_version():
     out = subprocess.run(['mksquashfs -version'], shell=True, check=True,
                          capture_output=True, text=True)
     # 'out' is: mksquashfs version X (yyyy/mm/dd) ...
-    return float(out.stdout.split()[2])
+    return float(out.stdout.split()[2].split('-')[0])
 
 def check_mksquashfs_version():
     """ Checks if mksquashfs meets the required version. """