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authorTheodore Ts'o <tytso@mit.edu>2011-02-03 20:33:49 +0100
committerTheodore Ts'o <tytso@mit.edu>2011-02-03 20:33:49 +0100
commitdd68314ccf3fb918c1fb6471817edbc60ece4b52 (patch)
tree9faa6b90bfafcd3dbaac1df206df7f56e537030e /fs/ext4
parentext4: unregister features interface on module unload (diff)
downloadlinux-dd68314ccf3fb918c1fb6471817edbc60ece4b52.tar.xz
linux-dd68314ccf3fb918c1fb6471817edbc60ece4b52.zip
ext4: fix up ext4 error handling
Make sure we the correct cleanup happens if we die while trying to load the ext4 file system. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/super.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 4898cb1ff606..86b05486dc63 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4810,13 +4810,17 @@ static int __init ext4_init_fs(void)
return err;
err = ext4_init_system_zone();
if (err)
- goto out5;
+ goto out7;
ext4_kset = kset_create_and_add("ext4", NULL, fs_kobj);
if (!ext4_kset)
- goto out4;
+ goto out6;
ext4_proc_root = proc_mkdir("fs/ext4", NULL);
+ if (!ext4_proc_root)
+ goto out5;
err = ext4_init_feat_adverts();
+ if (err)
+ goto out4;
err = ext4_init_mballoc();
if (err)
@@ -4847,11 +4851,13 @@ out2:
ext4_exit_mballoc();
out3:
ext4_exit_feat_adverts();
+out4:
remove_proc_entry("fs/ext4", NULL);
+out5:
kset_unregister(ext4_kset);
-out4:
+out6:
ext4_exit_system_zone();
-out5:
+out7:
ext4_exit_pageio();
return err;
}