[GENL] Multicast computation off by one When using the first 32 groups, the multicast group to bit mapping was off by one. Signed-off-by: Jamal Hadi Salim --- commit b883bf2396abc0434b3a63d228593cec80808dbb tree dba2b9664d88d7a4641d11c6284b984a33d2b47a parent 288384f22ffafd2d7d888ee45d8dfcf26d3f2b1c author Jamal Hadi Salim Tue, 05 Dec 2006 14:13:46 -0500 committer Jamal Hadi Salim Tue, 05 Dec 2006 14:13:46 -0500 genl/genl_utils.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/genl/genl_utils.h b/genl/genl_utils.h index 2f2314b..22e9210 100644 --- a/genl/genl_utils.h +++ b/genl/genl_utils.h @@ -16,7 +16,7 @@ extern int genl_ctrl_resolve_family(const char *family); /* seems to have dissapeared from netlink.h */ static inline __u32 nl_mgrp(__u32 group) { - return group ? 1 << group : 0; + return group ? (1 << (group -1)) : 0; } #endif