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authorJohn Johansen <john.johansen@canonical.com>2019-09-24 09:46:33 -0700
committerJohn Johansen <john.johansen@canonical.com>2020-01-21 05:55:38 -0800
commita68d59ff4d67ec182926aaa82daaa66b3d465c9a (patch)
tree97ce56c60a5026180a4295c5ec79153daa959411 /security
parent6413f852ce086c0f95817012c08d481ce24d8b1a (diff)
apparmor: remove useless aafs_create_symlink
commit 1180b4c757aa ("apparmor: fix dangling symlinks to policy rawdata after replacement") reworked how the rawdata symlink is handled but failedto remove aafs_create_symlink which was reduced to a useles stub. Fixes: 1180b4c757aa ("apparmor: fix dangling symlinks to policy rawdata after replacement") Reported-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: John Johansen <john.johansen@canonical.com>
Diffstat (limited to 'security')
-rw-r--r--security/apparmor/apparmorfs.c50
1 files changed, 9 insertions, 41 deletions
diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
index 47aff8700547..be6dc548d307 100644
--- a/security/apparmor/apparmorfs.c
+++ b/security/apparmor/apparmorfs.c
@@ -341,38 +341,6 @@ static struct dentry *aafs_create_dir(const char *name, struct dentry *parent)
}
/**
- * aafs_create_symlink - create a symlink in the apparmorfs filesystem
- * @name: name of dentry to create
- * @parent: parent directory for this dentry
- * @target: if symlink, symlink target string
- * @private: private data
- * @iops: struct of inode_operations that should be used
- *
- * If @target parameter is %NULL, then the @iops parameter needs to be
- * setup to handle .readlink and .get_link inode_operations.
- */
-static struct dentry *aafs_create_symlink(const char *name,
- struct dentry *parent,
- const char *target,
- void *private,
- const struct inode_operations *iops)
-{
- struct dentry *dent;
- char *link = NULL;
-
- if (target) {
- if (!link)
- return ERR_PTR(-ENOMEM);
- }
- dent = aafs_create(name, S_IFLNK | 0444, parent, private, link, NULL,
- iops);
- if (IS_ERR(dent))
- kfree(link);
-
- return dent;
-}
-
-/**
* aafs_remove - removes a file or directory from the apparmorfs filesystem
*
* @dentry: dentry of the file/directory/symlink to removed.
@@ -1762,25 +1730,25 @@ int __aafs_profile_mkdir(struct aa_profile *profile, struct dentry *parent)
}
if (profile->rawdata) {
- dent = aafs_create_symlink("raw_sha1", dir, NULL,
- profile->label.proxy,
- &rawdata_link_sha1_iops);
+ dent = aafs_create("raw_sha1", S_IFLNK | 0444, dir,
+ profile->label.proxy, NULL, NULL,
+ &rawdata_link_sha1_iops);
if (IS_ERR(dent))
goto fail;
aa_get_proxy(profile->label.proxy);
profile->dents[AAFS_PROF_RAW_HASH] = dent;
- dent = aafs_create_symlink("raw_abi", dir, NULL,
- profile->label.proxy,
- &rawdata_link_abi_iops);
+ dent = aafs_create("raw_abi", S_IFLNK | 0444, dir,
+ profile->label.proxy, NULL, NULL,
+ &rawdata_link_abi_iops);
if (IS_ERR(dent))
goto fail;
aa_get_proxy(profile->label.proxy);
profile->dents[AAFS_PROF_RAW_ABI] = dent;
- dent = aafs_create_symlink("raw_data", dir, NULL,
- profile->label.proxy,
- &rawdata_link_data_iops);
+ dent = aafs_create("raw_data", S_IFLNK | 0444, dir,
+ profile->label.proxy, NULL, NULL,
+ &rawdata_link_data_iops);
if (IS_ERR(dent))
goto fail;
aa_get_proxy(profile->label.proxy);