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authorDavid S. Miller <davem@davemloft.net>2009-07-23 19:03:51 -0700
committerDavid S. Miller <davem@davemloft.net>2009-07-23 19:03:51 -0700
commit74d154189d597b91da4322996dbf4f5c3d1544ab (patch)
tree6f09861b5e2f875d2d8ea2127b16add9103221c6 /net/rfkill
parent5a6338db37885af06760d40cad589316e48431e9 (diff)
parentffafa60d496f80c250f2ae0340ae94434c0b0b4d (diff)
downloadtalos-op-linux-74d154189d597b91da4322996dbf4f5c3d1544ab.tar.gz
talos-op-linux-74d154189d597b91da4322996dbf4f5c3d1544ab.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/iwmc3200wifi/netdev.c net/wireless/scan.c
Diffstat (limited to 'net/rfkill')
-rw-r--r--net/rfkill/core.c31
1 files changed, 23 insertions, 8 deletions
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 47497c97c8d9..044de1c6af3d 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -549,6 +549,10 @@ void rfkill_set_states(struct rfkill *rfkill, bool sw, bool hw)
swprev = !!(rfkill->state & RFKILL_BLOCK_SW);
hwprev = !!(rfkill->state & RFKILL_BLOCK_HW);
__rfkill_set_sw_state(rfkill, sw);
+ if (hw)
+ rfkill->state |= RFKILL_BLOCK_HW;
+ else
+ rfkill->state &= ~RFKILL_BLOCK_HW;
spin_unlock_irqrestore(&rfkill->lock, flags);
@@ -648,15 +652,26 @@ static ssize_t rfkill_state_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
- /*
- * The intention was that userspace can only take control over
- * a given device when/if rfkill-input doesn't control it due
- * to user_claim. Since user_claim is currently unsupported,
- * we never support changing the state from userspace -- this
- * can be implemented again later.
- */
+ struct rfkill *rfkill = to_rfkill(dev);
+ unsigned long state;
+ int err;
+
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
+ err = strict_strtoul(buf, 0, &state);
+ if (err)
+ return err;
+
+ if (state != RFKILL_USER_STATE_SOFT_BLOCKED &&
+ state != RFKILL_USER_STATE_UNBLOCKED)
+ return -EINVAL;
+
+ mutex_lock(&rfkill_global_mutex);
+ rfkill_set_block(rfkill, state == RFKILL_USER_STATE_SOFT_BLOCKED);
+ mutex_unlock(&rfkill_global_mutex);
- return -EPERM;
+ return err ?: count;
}
static ssize_t rfkill_claim_show(struct device *dev,
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