On Wed, 16 Jan 2013 21:36:17 -0500
Nickolai Zeldovich <nicko...@csail.mit.edu> wrote:
> srcip_matches() previously had code like this:
>
> srcip_matches(..., struct sockaddr *rhs) {
> /* ... */
> struct sockaddr_in6 *vaddr6 = (struct sockaddr_in6 *) &rhs;
> return ipv6_addr_equal(..., &vaddr6->sin6_addr);
> }
>
> which interpreted the values on the stack after the 'rhs' pointer as an
> ipv6 address. The correct thing to do is to use 'rhs', not '&rhs'.
>
> Signed-off-by: Nickolai Zeldovich <nicko...@csail.mit.edu>
> ---
> fs/cifs/connect.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
> index 17c3643..12b3da3 100644
> --- a/fs/cifs/connect.c
> +++ b/fs/cifs/connect.c
> @@ -1917,7 +1917,7 @@ srcip_matches(struct sockaddr *srcaddr, struct sockaddr
> *rhs)
> }
> case AF_INET6: {
> struct sockaddr_in6 *saddr6 = (struct sockaddr_in6 *)srcaddr;
> - struct sockaddr_in6 *vaddr6 = (struct sockaddr_in6 *)&rhs;
> + struct sockaddr_in6 *vaddr6 = (struct sockaddr_in6 *)rhs;
> return ipv6_addr_equal(&saddr6->sin6_addr, &vaddr6->sin6_addr);
> }
> default:
Nice catch...
Reviewed-by: Jeff Layton <jlay...@redhat.com>
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