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Commit 8012495e authored by José Bollo's avatar José Bollo Committed by Casey Schaufler
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smack: fix cache of access labels 



Before this commit, removing the access property of
a file, aka, the extended attribute security.SMACK64
was not effictive until the cache had been cleaned.

This patch fixes that problem.

Signed-off-by: default avatarJosé Bollo <jobol@nonadev.net>
Acked-by: default avatarCasey Schaufler <casey@schaufler-ca.com>
parent 491a0b08

security/smack/smack_lsm.c

+6 −2
Original line number Diff line number Diff line
@@ -1442,9 +1442,13 @@ static int smack_inode_removexattr(struct dentry *dentry, const char *name) 
	 * Don't do anything special for these.

	 *	XATTR_NAME_SMACKIPIN

	 *	XATTR_NAME_SMACKIPOUT

	 *	XATTR_NAME_SMACKEXEC

	 */

	if (strcmp(name, XATTR_NAME_SMACK) == 0)

	if (strcmp(name, XATTR_NAME_SMACK) == 0) {

		struct super_block *sbp = d_backing_inode(dentry)->i_sb;

		struct superblock_smack *sbsp = sbp->s_security;



		isp->smk_inode = sbsp->smk_default;

	} else if (strcmp(name, XATTR_NAME_SMACKEXEC) == 0)

		isp->smk_task = NULL;

	else if (strcmp(name, XATTR_NAME_SMACKMMAP) == 0)

		isp->smk_mmap = NULL;