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-rw-r--r--net/ethtool/bitset.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ethtool/bitset.c b/net/ethtool/bitset.c
index fce45dac4205..ef9197541cb3 100644
--- a/net/ethtool/bitset.c
+++ b/net/ethtool/bitset.c
@@ -305,7 +305,8 @@ nla_put_failure:
static const struct nla_policy bitset_policy[ETHTOOL_A_BITSET_MAX + 1] = {
[ETHTOOL_A_BITSET_UNSPEC] = { .type = NLA_REJECT },
[ETHTOOL_A_BITSET_NOMASK] = { .type = NLA_FLAG },
- [ETHTOOL_A_BITSET_SIZE] = { .type = NLA_U32 },
+ [ETHTOOL_A_BITSET_SIZE] = NLA_POLICY_MAX(NLA_U32,
+ ETHNL_MAX_BITSET_SIZE),
[ETHTOOL_A_BITSET_BITS] = { .type = NLA_NESTED },
[ETHTOOL_A_BITSET_VALUE] = { .type = NLA_BINARY },
[ETHTOOL_A_BITSET_MASK] = { .type = NLA_BINARY },
@@ -447,7 +448,10 @@ ethnl_update_bitset32_verbose(u32 *bitmap, unsigned int nbits,
"mask only allowed in compact bitset");
return -EINVAL;
}
+
no_mask = tb[ETHTOOL_A_BITSET_NOMASK];
+ if (no_mask)
+ ethnl_bitmap32_clear(bitmap, 0, nbits, mod);
nla_for_each_nested(bit_attr, tb[ETHTOOL_A_BITSET_BITS], rem) {
bool old_val, new_val;