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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-07-09 21:34:25 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-07-09 21:34:25 +0100 |
commit | f974a8ec96571535ee07880a023bcce0e3f2c76b (patch) | |
tree | 5cf09207b1ad292a55275cd0b24999fa29b9dfe8 /net/netlink/genetlink.c | |
parent | c0b8556f2f8146bd38324b14b1ce00f249ba8ed9 (diff) | |
parent | 4ed47896935573c8423d05bddda3f269d6e6c613 (diff) | |
download | op-kernel-dev-f974a8ec96571535ee07880a023bcce0e3f2c76b.zip op-kernel-dev-f974a8ec96571535ee07880a023bcce0e3f2c76b.tar.gz |
Merge branch 'machtypes' into pxa-palm
Diffstat (limited to 'net/netlink/genetlink.c')
-rw-r--r-- | net/netlink/genetlink.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index d16929c..3e1191c 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -444,8 +444,11 @@ static int genl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh) if (ops->dumpit == NULL) return -EOPNOTSUPP; - return netlink_dump_start(genl_sock, skb, nlh, - ops->dumpit, ops->done); + genl_unlock(); + err = netlink_dump_start(genl_sock, skb, nlh, + ops->dumpit, ops->done); + genl_lock(); + return err; } if (ops->doit == NULL) @@ -554,7 +557,8 @@ static int ctrl_fill_info(struct genl_family *family, u32 pid, u32 seq, return genlmsg_end(skb, hdr); nla_put_failure: - return genlmsg_cancel(skb, hdr); + genlmsg_cancel(skb, hdr); + return -EMSGSIZE; } static int ctrl_fill_mcgrp_info(struct genl_multicast_group *grp, u32 pid, @@ -590,7 +594,8 @@ static int ctrl_fill_mcgrp_info(struct genl_multicast_group *grp, u32 pid, return genlmsg_end(skb, hdr); nla_put_failure: - return genlmsg_cancel(skb, hdr); + genlmsg_cancel(skb, hdr); + return -EMSGSIZE; } static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb) @@ -601,9 +606,6 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb) int chains_to_skip = cb->args[0]; int fams_to_skip = cb->args[1]; - if (chains_to_skip != 0) - genl_lock(); - for (i = 0; i < GENL_FAM_TAB_SIZE; i++) { if (i < chains_to_skip) continue; @@ -621,9 +623,6 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb) } errout: - if (chains_to_skip != 0) - genl_unlock(); - cb->args[0] = i; cb->args[1] = n; @@ -768,7 +767,7 @@ static int __init genl_init(void) /* we'll bump the group number right afterwards */ genl_sock = netlink_kernel_create(&init_net, NETLINK_GENERIC, 0, - genl_rcv, NULL, THIS_MODULE); + genl_rcv, &genl_mutex, THIS_MODULE); if (genl_sock == NULL) panic("GENL: Cannot initialize generic netlink\n"); |