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| author | James Morris <jmorris@macbook.(none)> | 2009-12-03 12:03:40 +0530 |
|---|---|---|
| committer | James Morris <jmorris@macbook.(none)> | 2009-12-03 12:03:40 +0530 |
| commit | c84d6efd363a3948eb32ec40d46bab6338580454 (patch) | |
| tree | 3ba7ac46e6626fe8ac843834588609eb6ccee5c6 /drivers/md/dm-log-userspace-transfer.c | |
| parent | 7539cf4b92be4aecc573ea962135f246a7a33401 (diff) | |
| parent | 22763c5cf3690a681551162c15d34d935308c8d7 (diff) | |
| download | kernel_samsung_smdk4412-c84d6efd363a3948eb32ec40d46bab6338580454.tar.gz kernel_samsung_smdk4412-c84d6efd363a3948eb32ec40d46bab6338580454.tar.bz2 kernel_samsung_smdk4412-c84d6efd363a3948eb32ec40d46bab6338580454.zip | |
Merge branch 'master' into next
Diffstat (limited to 'drivers/md/dm-log-userspace-transfer.c')
| -rw-r--r-- | drivers/md/dm-log-userspace-transfer.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c index ba0edad2d04..54abf9e303b 100644 --- a/drivers/md/dm-log-userspace-transfer.c +++ b/drivers/md/dm-log-userspace-transfer.c @@ -129,11 +129,13 @@ static int fill_pkg(struct cn_msg *msg, struct dm_ulog_request *tfr) * This is the connector callback that delivers data * that was sent from userspace. */ -static void cn_ulog_callback(void *data) +static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp) { - struct cn_msg *msg = (struct cn_msg *)data; struct dm_ulog_request *tfr = (struct dm_ulog_request *)(msg + 1); + if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN)) + return; + spin_lock(&receiving_list_lock); if (msg->len == 0) fill_pkg(msg, NULL); |