FEX-Emu/linux
1
0
Fork 0
mirror of https://github.com/FEX-Emu/linux.git synced 2024-12-23 18:07:03 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

bnx2x: Fix invalid memory access in rss hash config path.

Browse Source 
Rx hash/filter table configuration uses rss_conf_obj to configure filters
in the hardware. This object is initialized only when the interface is
brought up.
This patch adds driver changes to configure rss params only when the device
is in opened state. In port disabled case, the config will be cached in the
driver structure which will be applied in the successive load path.

Please consider applying it to 'net' branch.

Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sudarsana Reddy Kalluru 2018-07-24 02:43:52 -07:00 committed by David S. Miller
parent 958c696f5a
commit ae2dcb28c2
1 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
View File

@ -3388,14 +3388,18 @@ static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
DP(BNX2X_MSG_ETHTOOL,
"rss re-configured, UDP 4-tupple %s\n",
udp_rss_requested ? "enabled" : "disabled");
return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
if (bp->state == BNX2X_STATE_OPEN)
return bnx2x_rss(bp, &bp->rss_conf_obj, false,
true);
} else if ((info->flow_type == UDP_V6_FLOW) &&
(bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
DP(BNX2X_MSG_ETHTOOL,
"rss re-configured, UDP 4-tupple %s\n",
udp_rss_requested ? "enabled" : "disabled");
return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
if (bp->state == BNX2X_STATE_OPEN)
return bnx2x_rss(bp, &bp->rss_conf_obj, false,
true);
}
return 0;
@ -3509,7 +3513,10 @@ static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir,
bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
}
return bnx2x_config_rss_eth(bp, false);
if (bp->state == BNX2X_STATE_OPEN)
return bnx2x_config_rss_eth(bp, false);
return 0;
}
/**