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Commit 55dfc5da authored by José Bollo's avatar José Bollo Committed by Casey Schaufler
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Minor improvement of 'smack_sb_kern_mount' 



Fix a possible memory access fault when transmute is true and isp is NULL.

Signed-off-by: default avatarJosé Bollo <jose.bollo@open.eurogiciel.org>
parent f64410ec

security/smack/smack_lsm.c

+5 −3
Original line number Diff line number Diff line
@@ -413,9 +413,11 @@ static int smack_sb_kern_mount(struct super_block *sb, int flags, void *data) 
	 * Initialize the root inode.

	 */

	isp = inode->i_security;

	if (inode->i_security == NULL) {

		inode->i_security = new_inode_smack(sp->smk_root);

		isp = inode->i_security;

	if (isp == NULL) {

		isp = new_inode_smack(sp->smk_root);

		if (isp == NULL)

			return -ENOMEM;

		inode->i_security = isp;

	} else

		isp->smk_inode = sp->smk_root;