bnx2x: Adding restriction on sge_buf_size

sge_buff_size may not be more than 0xffff.

Reported-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Tested-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index d3e7775a9ccf..48127f11d033 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -4518,7 +4518,8 @@ static void bnx2x_init_context(struct bnx2x *bp)
                                 (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA |
                                  USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING);
                         context->ustorm_st_context.common.sge_buff_size =
-                                        (u16)(BCM_PAGE_SIZE*PAGES_PER_SGE);
+                                (u16)min((u32)SGE_PAGE_SIZE*PAGES_PER_SGE,
+                                         (u32)0xffff);
                         context->ustorm_st_context.common.sge_page_base_hi =
                                                 U64_HI(fp->rx_sge_mapping);
                         context->ustorm_st_context.common.sge_page_base_lo =