diff options
| author | John W. Linville <linville@tuxdriver.com> | 2006-08-14 15:33:54 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2006-08-14 15:33:54 -0400 |
| commit | e9ffb3d7ec94083a44a8721681391beca2ffd68c (patch) | |
| tree | 6768ab487b3f44c2a4995ee61307e47760ca9b88 /net/core/rtnetlink.c | |
| parent | 8b9411014e6f18a883c18b38f41338dbd53fddea (diff) | |
| parent | e9fa4f7bd291c29a785666e2fa5a9cf3241ee6c3 (diff) | |
Merge branch 'from-linus' into upstream
Diffstat (limited to 'net/core/rtnetlink.c')
| -rw-r--r-- | net/core/rtnetlink.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 20e5bb73f14..30cc1ba6ed5 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -394,6 +394,9 @@ static int do_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg) } if (ida[IFLA_ADDRESS - 1]) { + struct sockaddr *sa; + int len; + if (!dev->set_mac_address) { err = -EOPNOTSUPP; goto out; @@ -405,7 +408,17 @@ static int do_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg) if (ida[IFLA_ADDRESS - 1]->rta_len != RTA_LENGTH(dev->addr_len)) goto out; - err = dev->set_mac_address(dev, RTA_DATA(ida[IFLA_ADDRESS - 1])); + len = sizeof(sa_family_t) + dev->addr_len; + sa = kmalloc(len, GFP_KERNEL); + if (!sa) { + err = -ENOMEM; + goto out; + } + sa->sa_family = dev->type; + memcpy(sa->sa_data, RTA_DATA(ida[IFLA_ADDRESS - 1]), + dev->addr_len); + err = dev->set_mac_address(dev, sa); + kfree(sa); if (err) goto out; send_addr_notify = 1; |