[xen master] tools/pygrub: Fix bug in LIMIT_FSIZE env variable override

[patchbot@xxxxxxx]

commit de577641cf4fc4c3b3ee89c3ee44304cadd8c65c
Author:     Alejandro Vallejo <alejandro.vallejo@xxxxxxxxx>
AuthorDate: Mon Nov 6 15:05:04 2023 +0000
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Thu Nov 23 17:21:01 2023 +0000

    tools/pygrub: Fix bug in LIMIT_FSIZE env variable override
    
    The env variable must be interpreted as an integer. As it is, the override
    logic simply causes an exception.
    
    Fixes: e0342ae5556f ("tools/pygrub: Deprivilege pygrub")
    Signed-off-by: Alejandro Vallejo <alejandro.vallejo@xxxxxxxxx>
    Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 tools/pygrub/src/pygrub | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/pygrub/src/pygrub b/tools/pygrub/src/pygrub
index 08540ad288..327cf51774 100755
--- a/tools/pygrub/src/pygrub
+++ b/tools/pygrub/src/pygrub
@@ -89,7 +89,7 @@ def downgrade_rlimits():
     # write permissions are bound.
     fsize = LIMIT_FSIZE
     if "PYGRUB_MAX_FILE_SIZE_MB" in os.environ.keys():
-        fsize = os.environ["PYGRUB_MAX_FILE_SIZE_MB"] << 20
+        fsize = int(os.environ["PYGRUB_MAX_FILE_SIZE_MB"]) << 20
 
     resource.setrlimit(resource.RLIMIT_FSIZE, (fsize, fsize))
 
--
generated by git-patchbot for /home/xen/git/xen.git#master