21 lines
620 B
C
21 lines
620 B
C
#include "net/genetlink.h"
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#include <linux/version.h>
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
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/* We fix grp->id to 32 so that it doesn't collide with any of the multicast
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* groups selected by openflow_mod, which uses groups 16 through 31. Collision
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* isn't fatal--multicast listeners should check that the family is the one
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* that they want and discard others--but it wastes time and memory to receive
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* unwanted messages. */
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int genl_register_mc_group(struct genl_family *family,
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struct genl_multicast_group *grp)
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{
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grp->id = 32;
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grp->family = family;
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return 0;
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}
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#endif /* kernel < 2.6.23 */
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