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proton: Fix null deref

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Andrew Eikum 2018-08-23 09:42:18 -05:00
parent 4d127190a6
commit 10012eee17
1 changed files with 4 additions and 0 deletions
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@ -34,6 +34,10 @@ def upgrade_pfx(old_ver):
return
log("Upgrading prefix from " + str(old_ver) + " to " + CURRENT_PREFIX_VERSION + " (" + os.environ["STEAM_COMPAT_DATA_PATH"] + ")")
if old_ver == None:
return
old_proton_ver, old_prefix_ver = old_ver.split('-')
if old_proton_ver == "3.7" and old_prefix_ver == "1":