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nilfs2: fix memory leak in nilfs_sysfs_create_##name##_group
If kobject_init_and_add return with error, kobject_put() is needed here to avoid memory leak, because kobject_init_and_add may return error without freeing the memory associated with the kobject it allocated. Link: https://lkml.kernel.org/r/20210629022556.3985106-4-sunnanyong@huawei.com Link: https://lkml.kernel.org/r/1625651306-10829-4-git-send-email-konishi.ryusuke@gmail.com Signed-off-by: Nanyong Sun <sunnanyong@huawei.com> Signed-off-by: Ryusuke Konishi <konishi.ryusuke@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -79,8 +79,8 @@ static int nilfs_sysfs_create_##name##_group(struct the_nilfs *nilfs) \
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err = kobject_init_and_add(kobj, &nilfs_##name##_ktype, parent, \
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#name); \
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if (err) \
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return err; \
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return 0; \
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kobject_put(kobj); \
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return err; \
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} \
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static void nilfs_sysfs_delete_##name##_group(struct the_nilfs *nilfs) \
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{ \
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