diff options
Diffstat (limited to 'net/kcm/kcmsock.c')
| -rw-r--r-- | net/kcm/kcmsock.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c index 1184d40167b8..2f191e50d4fc 100644 --- a/net/kcm/kcmsock.c +++ b/net/kcm/kcmsock.c @@ -627,7 +627,8 @@ retry: skb = txm->frag_skb; } - if (WARN_ON(!skb_shinfo(skb)->nr_frags)) { + if (WARN_ON(!skb_shinfo(skb)->nr_frags) || + WARN_ON_ONCE(!skb_frag_page(&skb_shinfo(skb)->frags[0]))) { ret = -EINVAL; goto out; } @@ -637,8 +638,8 @@ retry: msize += skb_frag_size(&skb_shinfo(skb)->frags[i]); iov_iter_bvec(&msg.msg_iter, ITER_SOURCE, - skb_shinfo(skb)->frags, skb_shinfo(skb)->nr_frags, - msize); + (const struct bio_vec *)skb_shinfo(skb)->frags, + skb_shinfo(skb)->nr_frags, msize); iov_iter_advance(&msg.msg_iter, txm->frag_offset); do { @@ -1152,10 +1153,11 @@ static int kcm_getsockopt(struct socket *sock, int level, int optname, if (get_user(len, optlen)) return -EFAULT; - len = min_t(unsigned int, len, sizeof(int)); if (len < 0) return -EINVAL; + len = min_t(unsigned int, len, sizeof(int)); + switch (optname) { case KCM_RECV_DISABLE: val = kcm->rx_disabled; @@ -1877,15 +1879,11 @@ static int __init kcm_init(void) { int err = -ENOMEM; - kcm_muxp = kmem_cache_create("kcm_mux_cache", - sizeof(struct kcm_mux), 0, - SLAB_HWCACHE_ALIGN, NULL); + kcm_muxp = KMEM_CACHE(kcm_mux, SLAB_HWCACHE_ALIGN); if (!kcm_muxp) goto fail; - kcm_psockp = kmem_cache_create("kcm_psock_cache", - sizeof(struct kcm_psock), 0, - SLAB_HWCACHE_ALIGN, NULL); + kcm_psockp = KMEM_CACHE(kcm_psock, SLAB_HWCACHE_ALIGN); if (!kcm_psockp) goto fail; |