security: fix description of values returned by cap_inode_need_killpriv
cap_inode_need_killpriv returns 1 if security.capability exists and has a value and inode_killpriv() is required, 0 otherwise. Fix the description of the return value to reflect this. Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Reviewed-by: Serge Hallyn <serge@hallyn.com> Signed-off-by: James Morris <james.l.morris@oracle.com>
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@ -300,10 +300,10 @@ static inline void bprm_clear_caps(struct linux_binprm *bprm)
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*
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* Determine if an inode having a change applied that's marked ATTR_KILL_PRIV
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* affects the security markings on that inode, and if it is, should
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* inode_killpriv() be invoked or the change rejected?
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* inode_killpriv() be invoked or the change rejected.
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*
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* Returns 0 if granted; +ve if granted, but inode_killpriv() is required; and
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* -ve to deny the change.
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* Returns 1 if security.capability has a value, meaning inode_killpriv()
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* is required, 0 otherwise, meaning inode_killpriv() is not required.
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*/
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int cap_inode_need_killpriv(struct dentry *dentry)
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{
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