X-Git-Url: http://git.samba.org/samba.git/?a=blobdiff_plain;f=drivers%2Fnet%2Fethernet%2Fmellanox%2Fmlx5%2Fcore%2Ffpga%2Fsdk.c;h=14962969c5ba8c4462662eeb30ef10cbe1c27fa6;hb=65bbbf6c205a5c9840553925c10f51db92d25394;hp=3c11d6e2160abeef5a893b7b81274a7ce315368c;hpb=5ef26e966d3fd105ad9a7e8e8f6d12c7fbd4c03d;p=sfrench%2Fcifs-2.6.git

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c
index 3c11d6e2160a..14962969c5ba 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/sdk.c
@@ -66,6 +66,9 @@ static int mlx5_fpga_mem_read_i2c(struct mlx5_fpga_device *fdev, size_t size,
 	u8 actual_size;
 	int err;
 
+	if (!size)
+		return -EINVAL;
+
 	if (!fdev->mdev)
 		return -ENOTCONN;
 
@@ -95,6 +98,9 @@ static int mlx5_fpga_mem_write_i2c(struct mlx5_fpga_device *fdev, size_t size,
 	u8 actual_size;
 	int err;
 
+	if (!size)
+		return -EINVAL;
+
 	if (!fdev->mdev)
 		return -ENOTCONN;