SELinux: correctly detect proc filesystems of the form "proc/foo"
Map all of these proc/ filesystem types to "proc" for the policy lookup at filesystem mount time. Signed-off-by: James Morris <jmorris@namei.org>
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@ -702,7 +702,7 @@ static int selinux_set_mnt_opts(struct super_block *sb,
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sbsec->proc = 1;
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sbsec->proc = 1;
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/* Determine the labeling behavior to use for this filesystem type. */
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/* Determine the labeling behavior to use for this filesystem type. */
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rc = security_fs_use(sb->s_type->name, &sbsec->behavior, &sbsec->sid);
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rc = security_fs_use(sbsec->proc ? "proc" : sb->s_type->name, &sbsec->behavior, &sbsec->sid);
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if (rc) {
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if (rc) {
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printk(KERN_WARNING "%s: security_fs_use(%s) returned %d\n",
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printk(KERN_WARNING "%s: security_fs_use(%s) returned %d\n",
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__func__, sb->s_type->name, rc);
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__func__, sb->s_type->name, rc);
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