From 81a66446c319225c4a8f0c4c0d9cf4ee10f8c2b9 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Mon, 9 Feb 2015 15:11:09 +0800 Subject: [PATCH] spi: ftssp010_spi: Use to_ftssp010_spi() to ensure free correct address Don't assume slave is always the first member of struct ftssp010_spi. Use to_ftssp010_spi() to ensure free correct address in spi_free_slave(). Signed-off-by: Axel Lin Reviewed-by: Jagannadha Sutradharudu Teki --- drivers/spi/ftssp010_spi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/spi/ftssp010_spi.c b/drivers/spi/ftssp010_spi.c index 267e4d83bd..c7d6480478 100644 --- a/drivers/spi/ftssp010_spi.c +++ b/drivers/spi/ftssp010_spi.c @@ -431,7 +431,9 @@ free_out: void spi_free_slave(struct spi_slave *slave) { - free(slave); + struct ftssp010_spi *chip = to_ftssp010_spi(slave); + + free(chip); } int spi_claim_bus(struct spi_slave *slave)