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authorJames Morris <jmorris@namei.org>2008-12-04 01:16:36 -0500
committerJames Morris <jmorris@namei.org>2008-12-04 01:16:36 -0500
commitec98ce480ada787f2cfbd696980ff3564415505b (patch)
tree1a4d644b38f9f1e4b4e086fde0b195df4a92cf84 /net/phonet
parent3496f92beb9aa99ef21fccc154a36c7698e9c538 (diff)
parentfeaf3848a813a106f163013af6fcf6c4bfec92d9 (diff)
Merge branch 'master' into next
Conflicts: fs/nfsd/nfs4recover.c Manually fixed above to use new creds API functions, e.g. nfs4_save_creds(). Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'net/phonet')
-rw-r--r--net/phonet/af_phonet.c52
-rw-r--r--net/phonet/pn_dev.c2
2 files changed, 25 insertions, 29 deletions
diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index 7ab30f668b5a..9d211f12582b 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -33,9 +33,30 @@
33#include <net/phonet/phonet.h> 33#include <net/phonet/phonet.h>
34#include <net/phonet/pn_dev.h> 34#include <net/phonet/pn_dev.h>
35 35
36static struct net_proto_family phonet_proto_family; 36/* Transport protocol registration */
37static struct phonet_protocol *phonet_proto_get(int protocol); 37static struct phonet_protocol *proto_tab[PHONET_NPROTO] __read_mostly;
38static inline void phonet_proto_put(struct phonet_protocol *pp); 38static DEFINE_SPINLOCK(proto_tab_lock);
39
40static struct phonet_protocol *phonet_proto_get(int protocol)
41{
42 struct phonet_protocol *pp;
43
44 if (protocol >= PHONET_NPROTO)
45 return NULL;
46
47 spin_lock(&proto_tab_lock);
48 pp = proto_tab[protocol];
49 if (pp && !try_module_get(pp->prot->owner))
50 pp = NULL;
51 spin_unlock(&proto_tab_lock);
52
53 return pp;
54}
55
56static inline void phonet_proto_put(struct phonet_protocol *pp)
57{
58 module_put(pp->prot->owner);
59}
39 60
40/* protocol family functions */ 61/* protocol family functions */
41 62
@@ -375,10 +396,6 @@ static struct packet_type phonet_packet_type = {
375 .func = phonet_rcv, 396 .func = phonet_rcv,
376}; 397};
377 398
378/* Transport protocol registration */
379static struct phonet_protocol *proto_tab[PHONET_NPROTO] __read_mostly;
380static DEFINE_SPINLOCK(proto_tab_lock);
381
382int __init_or_module phonet_proto_register(int protocol, 399int __init_or_module phonet_proto_register(int protocol,
383 struct phonet_protocol *pp) 400 struct phonet_protocol *pp)
384{ 401{
@@ -412,27 +429,6 @@ void phonet_proto_unregister(int protocol, struct phonet_protocol *pp)
412} 429}
413EXPORT_SYMBOL(phonet_proto_unregister); 430EXPORT_SYMBOL(phonet_proto_unregister);
414 431
415static struct phonet_protocol *phonet_proto_get(int protocol)
416{
417 struct phonet_protocol *pp;
418
419 if (protocol >= PHONET_NPROTO)
420 return NULL;
421
422 spin_lock(&proto_tab_lock);
423 pp = proto_tab[protocol];
424 if (pp && !try_module_get(pp->prot->owner))
425 pp = NULL;
426 spin_unlock(&proto_tab_lock);
427
428 return pp;
429}
430
431static inline void phonet_proto_put(struct phonet_protocol *pp)
432{
433 module_put(pp->prot->owner);
434}
435
436/* Module registration */ 432/* Module registration */
437static int __init phonet_init(void) 433static int __init phonet_init(void)
438{ 434{
diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c
index 53be9fc82aaa..f93ff8ef47d0 100644
--- a/net/phonet/pn_dev.c
+++ b/net/phonet/pn_dev.c
@@ -115,7 +115,7 @@ int phonet_address_del(struct net_device *dev, u8 addr)
115 pnd = __phonet_get(dev); 115 pnd = __phonet_get(dev);
116 if (!pnd || !test_and_clear_bit(addr >> 2, pnd->addrs)) 116 if (!pnd || !test_and_clear_bit(addr >> 2, pnd->addrs))
117 err = -EADDRNOTAVAIL; 117 err = -EADDRNOTAVAIL;
118 if (bitmap_empty(pnd->addrs, 64)) 118 else if (bitmap_empty(pnd->addrs, 64))
119 __phonet_device_free(pnd); 119 __phonet_device_free(pnd);
120 spin_unlock_bh(&pndevs.lock); 120 spin_unlock_bh(&pndevs.lock);
121 return err; 121 return err;