IB/ehca: Ensure that guid_entry index is not negative

This prevents the memcpy() of a guid_entries element using a negative index.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Roel Kluin 2009-06-22 22:23:48 -07:00 committed by Roland Dreier
parent 0cf89dcdbc
commit af04662b4d

View File

@ -319,7 +319,7 @@ int ehca_query_gid(struct ib_device *ibdev, u8 port,
ib_device); ib_device);
struct hipz_query_port *rblock; struct hipz_query_port *rblock;
if (index > 255) { if (index < 0 || index > 255) {
ehca_err(&shca->ib_device, "Invalid index: %x.", index); ehca_err(&shca->ib_device, "Invalid index: %x.", index);
return -EINVAL; return -EINVAL;
} }