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ipc: mqueue: fix possible memory leak in init_mqueue_fs()
[ Upstream commitc579d60f0d
] commitdb7cfc3809
("ipc: Free mq_sysctls if ipc namespace creation failed") Here's a similar memory leak to the one fixed by the patch above. retire_mq_sysctls need to be called when init_mqueue_fs fails after setup_mq_sysctls. Fixes:dc55e35f9e
("ipc: Store mqueue sysctls in the ipc namespace") Signed-off-by: Hangyu Hua <hbh25y@gmail.com> Link: https://lkml.kernel.org/r/20220715062301.19311-1-hbh25y@gmail.com Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -1746,6 +1746,7 @@ static int __init init_mqueue_fs(void)
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unregister_filesystem(&mqueue_fs_type);
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out_sysctl:
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kmem_cache_destroy(mqueue_inode_cachep);
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retire_mq_sysctls(&init_ipc_ns);
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return error;
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}
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