Messages in this thread Patch in this message | | | From | Colin King <> | Subject | [PATCH] net: thunderx: check for failed allocation lmac->dmacs | Date | Mon, 6 Aug 2018 17:50:45 +0100 |
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From: Colin Ian King <colin.king@canonical.com>
The allocation of lmac->dmacs is not being checked for allocation failure. Add the check.
Fixes: 3a34ecfd9d3f ("net: thunderx: add MAC address filter tracking for LMAC") Signed-off-by: Colin Ian King <colin.king@canonical.com> --- drivers/net/ethernet/cavium/thunder/thunder_bgx.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c index 5d08d2aeb172..e337da6ba2a4 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c @@ -1083,6 +1083,8 @@ static int bgx_lmac_enable(struct bgx *bgx, u8 lmacid) lmac->dmacs_count = (RX_DMAC_COUNT / bgx->lmac_count); lmac->dmacs = kcalloc(lmac->dmacs_count, sizeof(*lmac->dmacs), GFP_KERNEL); + if (!lmac->dmacs) + return -ENOMEM; /* Enable lmac */ bgx_reg_modify(bgx, lmacid, BGX_CMRX_CFG, CMR_EN); -- 2.17.1
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