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-rw-r--r--net/ceph/mon_client.c5
-rw-r--r--net/ceph/osd_client.c3
-rw-r--r--net/netfilter/xt_recent.c3
-rw-r--r--net/sctp/endpointola.c4
4 files changed, 6 insertions, 9 deletions
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index 21ac6e3b96bb..d7a7a2330ef7 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -62,7 +62,7 @@ struct ceph_monmap *ceph_monmap_decode(void *p, void *end)
if (num_mon > CEPH_MAX_MON)
goto bad;
- m = kmalloc(sizeof(*m) + sizeof(m->mon_inst[0])*num_mon, GFP_NOFS);
+ m = kmalloc(struct_size(m, mon_inst, num_mon), GFP_NOFS);
if (m == NULL)
return ERR_PTR(-ENOMEM);
m->fsid = fsid;
@@ -1000,8 +1000,7 @@ static int build_initial_monmap(struct ceph_mon_client *monc)
int i;
/* build initial monmap */
- monc->monmap = kzalloc(sizeof(*monc->monmap) +
- num_mon*sizeof(monc->monmap->mon_inst[0]),
+ monc->monmap = kzalloc(struct_size(monc->monmap, mon_inst, num_mon),
GFP_KERNEL);
if (!monc->monmap)
return -ENOMEM;
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index d2667e5dddc3..69a2581ddbba 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -584,8 +584,7 @@ struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
req = kmem_cache_alloc(ceph_osd_request_cache, gfp_flags);
} else {
BUG_ON(num_ops > CEPH_OSD_MAX_OPS);
- req = kmalloc(sizeof(*req) + num_ops * sizeof(req->r_ops[0]),
- gfp_flags);
+ req = kmalloc(struct_size(req, r_ops, num_ops), gfp_flags);
}
if (unlikely(!req))
return NULL;
diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c
index 9bbfc17ce3ec..07085c22b19c 100644
--- a/net/netfilter/xt_recent.c
+++ b/net/netfilter/xt_recent.c
@@ -184,8 +184,7 @@ recent_entry_init(struct recent_table *t, const union nf_inet_addr *addr,
}
nstamps_max += 1;
- e = kmalloc(sizeof(*e) + sizeof(e->stamps[0]) * nstamps_max,
- GFP_ATOMIC);
+ e = kmalloc(struct_size(e, stamps, nstamps_max), GFP_ATOMIC);
if (e == NULL)
return NULL;
memcpy(&e->addr, addr, sizeof(e->addr));
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index e2f5a3ee41a7..40c7eb941bc9 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -73,8 +73,8 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
* variables. There are arrays that we encode directly
* into parameters to make the rest of the operations easier.
*/
- auth_hmacs = kzalloc(sizeof(*auth_hmacs) +
- sizeof(__u16) * SCTP_AUTH_NUM_HMACS, gfp);
+ auth_hmacs = kzalloc(struct_size(auth_hmacs, hmac_ids,
+ SCTP_AUTH_NUM_HMACS), gfp);
if (!auth_hmacs)
goto nomem;