diff mbox series

[v2,4/7] spi: stm32: Revert "properly handle 0 byte transfer"

Message ID 1625646426-5826-5-git-send-email-alain.volmat@foss.st.com (mailing list archive)
State New, archived
Headers show
Series spi: stm32: various fixes & cleanup | expand

Commit Message

Alain Volmat July 7, 2021, 8:27 a.m. UTC 
0 byte transfer handling is now done within the core in code added
by commit b306320322c9 ("spi: Skip zero-length transfers in spi_transfer_one_message()")

This reverts commit 2269f5a8b1a7 ("spi: stm32: properly handle 0 byte transfer")

Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
---
 drivers/spi/spi-stm32.c | 4 ----
 1 file changed, 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 4dbd5cbe0c11..d37bfead4d8c 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -1647,10 +1647,6 @@  static int stm32_spi_transfer_one(struct spi_master *master,
 	struct stm32_spi *spi = spi_master_get_devdata(master);
 	int ret;
 
-	/* Don't do anything on 0 bytes transfers */
-	if (transfer->len == 0)
-		return 0;
-
 	spi->tx_buf = transfer->tx_buf;
 	spi->rx_buf = transfer->rx_buf;
 	spi->tx_len = spi->tx_buf ? transfer->len : 0;