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netlink: fix setsockopt in mmap examples in documentation

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The documentation for how to use netlink mmap interface is incorrect.
The calls to setsockopt() require an additional argument.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2014-03-19 21:54:20 -07:00 committed by David S. Miller
parent ae996154f7
commit 88050049e7
1 changed files with 2 additions and 2 deletions
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4
Documentation/networking/netlink_mmap.txt
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@ -226,9 +226,9 @@ Ring setup:
void *rx_ring, *tx_ring; void *rx_ring, *tx_ring;
/* Configure ring parameters */ /* Configure ring parameters */
if (setsockopt(fd, NETLINK_RX_RING, &req, sizeof(req)) < 0) if (setsockopt(fd, SOL_NETLINK, NETLINK_RX_RING, &req, sizeof(req)) < 0)
exit(1); exit(1);
if (setsockopt(fd, NETLINK_TX_RING, &req, sizeof(req)) < 0) if (setsockopt(fd, SOL_NETLINK, NETLINK_TX_RING, &req, sizeof(req)) < 0)
exit(1) exit(1)
/* Calculate size of each individual ring */ /* Calculate size of each individual ring */