diff options
| -rw-r--r-- | drivers/misc/xilinx_sdfec.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/misc/xilinx_sdfec.c b/drivers/misc/xilinx_sdfec.c index 71bbaa56bdb5..7a7589417e87 100644 --- a/drivers/misc/xilinx_sdfec.c +++ b/drivers/misc/xilinx_sdfec.c @@ -649,14 +649,9 @@ static int xsdfec_add_ldpc(struct xsdfec_dev *xsdfec, void __user *arg) struct xsdfec_ldpc_params *ldpc; int ret, n; - ldpc = kzalloc(sizeof(*ldpc), GFP_KERNEL); - if (!ldpc) - return -ENOMEM; - - if (copy_from_user(ldpc, arg, sizeof(*ldpc))) { - ret = -EFAULT; - goto err_out; - } + ldpc = memdup_user(arg, sizeof(*ldpc)); + if (IS_ERR(ldpc)) + return PTR_ERR(ldpc); if (xsdfec->config.code == XSDFEC_TURBO_CODE) { ret = -EIO; |