net: ethernet: adi: adin1110: Fix uninitialized variable

The spi_transfer struct has to have all it's fields initialized to 0 in
this case, since not all of them are set before starting the transfer.
Otherwise, spi_sync_transfer() will sometimes return an error.

Fixes: a526a3c ("net: ethernet: adi: adin1110: Fix SPI transfers")
Signed-off-by: Dell Jin <[email protected]>
Signed-off-by: Ciprian Regus <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: NotDell

drivers/net/ethernet/adi/adin1110.c

@@ -294,7 +294,7 @@ static int adin1110_read_fifo(struct adin1110_port_priv *port_priv)
 {
 	struct adin1110_priv *priv = port_priv->priv;
 	u32 header_len = ADIN1110_RD_HEADER_LEN;
-	struct spi_transfer t;
+	struct spi_transfer t = {0};
 	u32 frame_size_no_fcs;
 	struct sk_buff *rxb;
 	u32 frame_size;