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Btrfs: fail mount on bad mount options
We shouldn't silently ignore unrecognized options. Signed-off-by: Sage Weil <sage@newdream.net> Signed-off-by: Chris Mason <chris.mason@oracle.com>
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parent
06b2331f83
commit
a7a3f7cadd
@ -128,6 +128,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
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substring_t args[MAX_OPT_ARGS];
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char *p, *num;
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int intarg;
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int ret = 0;
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if (!options)
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return 0;
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@ -262,12 +263,18 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
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case Opt_discard:
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btrfs_set_opt(info->mount_opt, DISCARD);
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break;
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case Opt_err:
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printk(KERN_INFO "btrfs: unrecognized mount option "
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"'%s'\n", p);
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ret = -EINVAL;
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goto out;
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default:
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break;
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}
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}
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out:
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kfree(options);
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return 0;
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return ret;
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}
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/*
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