_rule_ is being freed and then dereferenced by accessing rule->ctx Fix this by copying the value returned by PTR_ERR(rule->ctx) into a local variable for its safe use after freeing _rule_ Addresses-Coverity-ID: 1466041 ("Read from pointer after free") Fixes: 05564d0ae075 ("net/mlx5: Add flow-steering commands for FPGA IPSec implementation") Reviewed-by: Yuval Shaia <yuval.shaia@xxxxxxxxxx> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx> --- Changes in v2: - Use a short subject prefix as suggested by Yuval Shaia. - Add Yuval's Reviewed-by. drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c index 4f15685..0f5da49 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c @@ -1061,8 +1061,9 @@ static int fpga_ipsec_fs_create_fte(struct mlx5_core_dev *dev, rule->ctx = mlx5_fpga_ipsec_fs_create_sa_ctx(dev, fte, is_egress); if (IS_ERR(rule->ctx)) { + int err = PTR_ERR(rule->ctx); kfree(rule); - return PTR_ERR(rule->ctx); + return err; } rule->fte = fte; -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html