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Date: Tue, 10 Aug 2010 21:55:10 -0700 From: Roopa Prabhu <roprabhu@...co.com> To: davem@...emloft.net Cc: netdev@...r.kernel.org Subject: [net-next-2.6 PATCH 4/7] enic: Use offsetof macro in vic tlv length calculation From: Roopa Prabhu <roprabhu@...co.com> Signed-off-by: Scott Feldman <scofeldm@...co.com> Signed-off-by: Roopa Prabhu <roprabhu@...co.com> Signed-off-by: Vasanthy Kolluri <vkolluri@...co.com> --- drivers/net/enic/vnic_vic.c | 7 ++++--- 1 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/net/enic/vnic_vic.c b/drivers/net/enic/vnic_vic.c index 197c9d2..4725b79 100644 --- a/drivers/net/enic/vnic_vic.c +++ b/drivers/net/enic/vnic_vic.c @@ -54,8 +54,8 @@ int vic_provinfo_add_tlv(struct vic_provinfo *vp, u16 type, u16 length, if (!vp || !value) return -EINVAL; - if (ntohl(vp->length) + sizeof(*tlv) + length > - VIC_PROVINFO_MAX_TLV_DATA) + if (ntohl(vp->length) + offsetof(struct vic_provinfo_tlv, value) + + length > VIC_PROVINFO_MAX_TLV_DATA) return -ENOMEM; tlv = (struct vic_provinfo_tlv *)((u8 *)vp->tlv + @@ -66,7 +66,8 @@ int vic_provinfo_add_tlv(struct vic_provinfo *vp, u16 type, u16 length, memcpy(tlv->value, value, length); vp->num_tlvs = htonl(ntohl(vp->num_tlvs) + 1); - vp->length = htonl(ntohl(vp->length) + sizeof(*tlv) + length); + vp->length = htonl(ntohl(vp->length) + + offsetof(struct vic_provinfo_tlv, value) + length); return 0; } -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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