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dccp: return -EINVAL on invalid feature length
dccp_feat_change() validates length and on error is returning 1. This happens to work since call chain is checking for 0 == success, but this is returned to userspace, so make it a real error value. Signed-off-by: Chris Wright <chrisw@sous-sol.org> Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -32,7 +32,7 @@ int dccp_feat_change(struct dccp_minisock *dmsk, u8 type, u8 feature,
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if (len > 3) {
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DCCP_WARN("invalid length %d\n", len);
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return 1;
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return -EINVAL;
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}
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/* XXX add further sanity checks */
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