netrom: fix invalid use of sizeof in nr_recvmsg()
sizeof() when applied to a pointer typed expression gives the size of the pointer, not that of the pointed data. Introduced by commit 3ce5ef(netrom: fix info leak via msg_name in nr_recvmsg) Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -1173,7 +1173,7 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock,
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}
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if (sax != NULL) {
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memset(sax, 0, sizeof(sax));
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memset(sax, 0, sizeof(*sax));
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sax->sax25_family = AF_NETROM;
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skb_copy_from_linear_data_offset(skb, 7, sax->sax25_call.ax25_call,
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AX25_ADDR_LEN);
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