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authorTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>2013-07-25 05:44:02 +0900
committerJames Morris <james.l.morris@oracle.com>2013-07-25 19:30:03 +1000
commit9548906b2bb7ff09e12c013a55d669bef2c8e121 (patch)
treeb75ba2bc69d82c1040cac0ea9113a17b39e82b93 /security/security.c
parentbe0306bcc3a0b0725b0f99b06d56a29a6d906b7c (diff)
downloadop-kernel-dev-9548906b2bb7ff09e12c013a55d669bef2c8e121.zip
op-kernel-dev-9548906b2bb7ff09e12c013a55d669bef2c8e121.tar.gz
xattr: Constify ->name member of "struct xattr".
Since everybody sets kstrdup()ed constant string to "struct xattr"->name but nobody modifies "struct xattr"->name , we can omit kstrdup() and its failure checking by constifying ->name member of "struct xattr". Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Reviewed-by: Joel Becker <jlbec@evilplan.org> [ocfs2] Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com> Acked-by: Casey Schaufler <casey@schaufler-ca.com> Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Reviewed-by: Paul Moore <paul@paul-moore.com> Tested-by: Paul Moore <paul@paul-moore.com> Acked-by: Eric Paris <eparis@redhat.com> Signed-off-by: James Morris <james.l.morris@oracle.com>
Diffstat (limited to 'security/security.c')
-rw-r--r--security/security.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/security/security.c b/security/security.c
index 94b35ae..4dc31f4 100644
--- a/security/security.c
+++ b/security/security.c
@@ -348,10 +348,10 @@ int security_inode_init_security(struct inode *inode, struct inode *dir,
if (unlikely(IS_PRIVATE(inode)))
return 0;
- memset(new_xattrs, 0, sizeof new_xattrs);
if (!initxattrs)
return security_ops->inode_init_security(inode, dir, qstr,
NULL, NULL, NULL);
+ memset(new_xattrs, 0, sizeof(new_xattrs));
lsm_xattr = new_xattrs;
ret = security_ops->inode_init_security(inode, dir, qstr,
&lsm_xattr->name,
@@ -366,16 +366,14 @@ int security_inode_init_security(struct inode *inode, struct inode *dir,
goto out;
ret = initxattrs(inode, new_xattrs, fs_data);
out:
- for (xattr = new_xattrs; xattr->name != NULL; xattr++) {
- kfree(xattr->name);
+ for (xattr = new_xattrs; xattr->value != NULL; xattr++)
kfree(xattr->value);
- }
return (ret == -EOPNOTSUPP) ? 0 : ret;
}
EXPORT_SYMBOL(security_inode_init_security);
int security_old_inode_init_security(struct inode *inode, struct inode *dir,
- const struct qstr *qstr, char **name,
+ const struct qstr *qstr, const char **name,
void **value, size_t *len)
{
if (unlikely(IS_PRIVATE(inode)))
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