From: Jean-Christophe PLAGNIOL-VILLARD <[email protected]> on some system as the spi_transfer is not set to 0 if the rx_buf or tx_buf are not used they are not set to NULL
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]> --- drivers/mtd/devices/mtd_dataflash.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c index cbed15b..3b7b9c6 100644 --- a/drivers/mtd/devices/mtd_dataflash.c +++ b/drivers/mtd/devices/mtd_dataflash.c @@ -161,6 +161,8 @@ static int dataflash_erase(struct mtd_info *mtd, struct erase_info *instr) spi_message_init(&msg); + memset(&x, 0, sizeof(x)); + x.tx_buf = command = priv->command; x.len = 4; spi_message_add_tail(&x, &msg); @@ -246,6 +248,8 @@ static int dataflash_read(struct mtd_info *mtd, loff_t from, size_t len, spi_message_init(&msg); + memset(&x[0], 0, sizeof(struct spi_transfer) * 2); + x[0].tx_buf = command; x[0].len = 8; spi_message_add_tail(&x[0], &msg); @@ -302,6 +306,8 @@ static int dataflash_write(struct mtd_info *mtd, loff_t to, size_t len, spi_message_init(&msg); + memset(&x[0], 0, sizeof(struct spi_transfer) * 2); + x[0].tx_buf = command = priv->command; x[0].len = 4; spi_message_add_tail(&x[0], &msg); -- 1.7.10.4 _______________________________________________ barebox mailing list [email protected] http://lists.infradead.org/mailman/listinfo/barebox
