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Two minor code clean-ups for Smack. 

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Merge tag 'Smack-for-6.0' of https://github.com/cschaufler/smack-next

Pull msack updates from Casey Schaufler:
 "Two minor code clean-ups for Smack.

  One removes a touch of dead code and the other replaces an instance of
  kzalloc + strncpy with kstrndup"

* tag 'Smack-for-6.0' of https://github.com/cschaufler/smack-next:
  smack: Remove the redundant lsm_inode_alloc
  smack: Replace kzalloc + strncpy with kstrndup
This commit is contained in:
Linus Torvalds 2022-08-02 15:05:10 -07:00
parent 1b6cf90964 aa16fb4b9e
commit ea7099d522
2 changed files with 2 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
security/smack/smack_access.c
View File

@ -465,12 +465,9 @@ char *smk_parse_smack(const char *string, int len)
if (i == 0 || i >= SMK_LONGLABEL)
return ERR_PTR(-EINVAL);
smack = kzalloc(i + 1, GFP_NOFS);
if (smack == NULL)
smack = kstrndup(string, i, GFP_NOFS);
if (!smack)
return ERR_PTR(-ENOMEM);
strncpy(smack, string, i);
return smack;
}

7
security/smack/smack_lsm.c
View File

@ -766,13 +766,6 @@ static int smack_set_mnt_opts(struct super_block *sb,
if (sp->smk_flags & SMK_SB_INITIALIZED)
return 0;
if (inode->i_security == NULL) {
int rc = lsm_inode_alloc(inode);
if (rc)
return rc;
}
if (!smack_privileged(CAP_MAC_ADMIN)) {
/*
* Unprivileged mounts don't get to specify Smack values.