diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/dev.c | 3 | ||||
| -rw-r--r-- | net/core/filter.c | 5 | ||||
| -rw-r--r-- | net/core/skbuff.c | 8 | ||||
| -rw-r--r-- | net/core/stream.c | 1 | ||||
| -rw-r--r-- | net/core/wireless.c | 8 |
5 files changed, 22 insertions, 3 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 83231a27ae02..3bad1afc89fa 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2698,7 +2698,8 @@ int dev_ioctl(unsigned int cmd, void __user *arg) /* If command is `set a parameter', or * `get the encoding parameters', check if * the user has the right to do it */ - if (IW_IS_SET(cmd) || cmd == SIOCGIWENCODE) { + if (IW_IS_SET(cmd) || cmd == SIOCGIWENCODE + || cmd == SIOCGIWENCODEEXT) { if (!capable(CAP_NET_ADMIN)) return -EPERM; } diff --git a/net/core/filter.c b/net/core/filter.c index 93fbd01d2259..5b4486a60cf6 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -34,6 +34,7 @@ #include <linux/timer.h> #include <asm/system.h> #include <asm/uaccess.h> +#include <asm/unaligned.h> #include <linux/filter.h> /* No hurry in this branch */ @@ -177,7 +178,7 @@ unsigned int sk_run_filter(struct sk_buff *skb, struct sock_filter *filter, int load_w: ptr = load_pointer(skb, k, 4, &tmp); if (ptr != NULL) { - A = ntohl(*(u32 *)ptr); + A = ntohl(get_unaligned((u32 *)ptr)); continue; } break; @@ -186,7 +187,7 @@ load_w: load_h: ptr = load_pointer(skb, k, 2, &tmp); if (ptr != NULL) { - A = ntohs(*(u16 *)ptr); + A = ntohs(get_unaligned((u16 *)ptr)); continue; } break; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 09464fa8d72f..fb3770f9c094 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -112,6 +112,14 @@ void skb_under_panic(struct sk_buff *skb, int sz, void *here) BUG(); } +void skb_truesize_bug(struct sk_buff *skb) +{ + printk(KERN_ERR "SKB BUG: Invalid truesize (%u) " + "len=%u, sizeof(sk_buff)=%Zd\n", + skb->truesize, skb->len, sizeof(struct sk_buff)); +} +EXPORT_SYMBOL(skb_truesize_bug); + /* Allocate a new skbuff. We do this ourselves so we can fill in a few * 'private' fields and also do memory statistics to find all the * [BEEP] leaks. diff --git a/net/core/stream.c b/net/core/stream.c index 35e25259fd95..e9489696f694 100644 --- a/net/core/stream.c +++ b/net/core/stream.c @@ -176,6 +176,7 @@ void sk_stream_rfree(struct sk_buff *skb) { struct sock *sk = skb->sk; + skb_truesize_check(skb); atomic_sub(skb->truesize, &sk->sk_rmem_alloc); sk->sk_forward_alloc += skb->truesize; } diff --git a/net/core/wireless.c b/net/core/wireless.c index 81d6995fcfdb..d2bc72d318f7 100644 --- a/net/core/wireless.c +++ b/net/core/wireless.c @@ -1726,6 +1726,14 @@ int wireless_rtnetlink_get(struct net_device * dev, if(!IW_IS_GET(request->cmd)) return -EOPNOTSUPP; + /* If command is `get the encoding parameters', check if + * the user has the right to do it */ + if (request->cmd == SIOCGIWENCODE || + request->cmd == SIOCGIWENCODEEXT) { + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + } + /* Special cases */ if(request->cmd == SIOCGIWSTATS) /* Get Wireless Stats */ |