diff options
author | David S. Miller <davem@davemloft.net> | 2018-12-20 21:53:28 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2018-12-20 22:53:36 +0300 |
commit | 2be09de7d6a06f58e768de1255a687c9aaa66606 (patch) | |
tree | 298f9e04caf105873d987e807eccba27710a49cc /net/vmw_vsock/af_vsock.c | |
parent | 44a7b3b6e3a458f9549c2cc28e74ecdc470e42f1 (diff) | |
parent | 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a (diff) | |
download | linux-2be09de7d6a06f58e768de1255a687c9aaa66606.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Lots of conflicts, by happily all cases of overlapping
changes, parallel adds, things of that nature.
Thanks to Stephen Rothwell, Saeed Mahameed, and others
for their guidance in these resolutions.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/vmw_vsock/af_vsock.c')
-rw-r--r-- | net/vmw_vsock/af_vsock.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index ab27a2872935..43a1dec08825 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -107,6 +107,7 @@ #include <linux/mutex.h> #include <linux/net.h> #include <linux/poll.h> +#include <linux/random.h> #include <linux/skbuff.h> #include <linux/smp.h> #include <linux/socket.h> @@ -504,9 +505,13 @@ out: static int __vsock_bind_stream(struct vsock_sock *vsk, struct sockaddr_vm *addr) { - static u32 port = LAST_RESERVED_PORT + 1; + static u32 port = 0; struct sockaddr_vm new_addr; + if (!port) + port = LAST_RESERVED_PORT + 1 + + prandom_u32_max(U32_MAX - LAST_RESERVED_PORT); + vsock_addr_init(&new_addr, addr->svm_cid, addr->svm_port); if (addr->svm_port == VMADDR_PORT_ANY) { |