diff options
Diffstat (limited to 'net/dccp')
| -rw-r--r-- | net/dccp/ccid.c | 18 | ||||
| -rw-r--r-- | net/dccp/ccid.h | 2 | ||||
| -rw-r--r-- | net/dccp/probe.c | 3 |
3 files changed, 9 insertions, 14 deletions
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c index f3e9ba1cfd0..57dfb9c8c4f 100644 --- a/net/dccp/ccid.c +++ b/net/dccp/ccid.c @@ -77,34 +77,24 @@ int ccid_getsockopt_builtin_ccids(struct sock *sk, int len, return err; } -static struct kmem_cache *ccid_kmem_cache_create(int obj_size, const char *fmt,...) +static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char *slab_name_fmt, const char *fmt,...) { struct kmem_cache *slab; - char slab_name_fmt[32], *slab_name; va_list args; va_start(args, fmt); vsnprintf(slab_name_fmt, sizeof(slab_name_fmt), fmt, args); va_end(args); - slab_name = kstrdup(slab_name_fmt, GFP_KERNEL); - if (slab_name == NULL) - return NULL; - slab = kmem_cache_create(slab_name, sizeof(struct ccid) + obj_size, 0, + slab = kmem_cache_create(slab_name_fmt, sizeof(struct ccid) + obj_size, 0, SLAB_HWCACHE_ALIGN, NULL); - if (slab == NULL) - kfree(slab_name); return slab; } static void ccid_kmem_cache_destroy(struct kmem_cache *slab) { - if (slab != NULL) { - const char *name = kmem_cache_name(slab); - + if (slab != NULL) kmem_cache_destroy(slab); - kfree(name); - } } static int ccid_activate(struct ccid_operations *ccid_ops) @@ -113,6 +103,7 @@ static int ccid_activate(struct ccid_operations *ccid_ops) ccid_ops->ccid_hc_rx_slab = ccid_kmem_cache_create(ccid_ops->ccid_hc_rx_obj_size, + ccid_ops->ccid_hc_rx_slab_name, "ccid%u_hc_rx_sock", ccid_ops->ccid_id); if (ccid_ops->ccid_hc_rx_slab == NULL) @@ -120,6 +111,7 @@ static int ccid_activate(struct ccid_operations *ccid_ops) ccid_ops->ccid_hc_tx_slab = ccid_kmem_cache_create(ccid_ops->ccid_hc_tx_obj_size, + ccid_ops->ccid_hc_tx_slab_name, "ccid%u_hc_tx_sock", ccid_ops->ccid_id); if (ccid_ops->ccid_hc_tx_slab == NULL) diff --git a/net/dccp/ccid.h b/net/dccp/ccid.h index facedd20b53..269958bf7fe 100644 --- a/net/dccp/ccid.h +++ b/net/dccp/ccid.h @@ -49,6 +49,8 @@ struct ccid_operations { const char *ccid_name; struct kmem_cache *ccid_hc_rx_slab, *ccid_hc_tx_slab; + char ccid_hc_rx_slab_name[32]; + char ccid_hc_tx_slab_name[32]; __u32 ccid_hc_rx_obj_size, ccid_hc_tx_obj_size; /* Interface Routines */ diff --git a/net/dccp/probe.c b/net/dccp/probe.c index a1362dc8abb..bace1d8cbcf 100644 --- a/net/dccp/probe.c +++ b/net/dccp/probe.c @@ -161,7 +161,8 @@ static __init int dccpprobe_init(void) if (!proc_net_fops_create(&init_net, procname, S_IRUSR, &dccpprobe_fops)) goto err0; - ret = register_jprobe(&dccp_send_probe); + ret = try_then_request_module((register_jprobe(&dccp_send_probe) == 0), + "dccp"); if (ret) goto err1; |