From 574fbb95cd9d88bdc9c9c4c64223a38a61d7de9a Mon Sep 17 00:00:00 2001 From: Mika Westerberg Date: Wed, 15 Feb 2023 13:00:40 +0200 Subject: [PATCH] spi: intel: Check number of chip selects after reading the descriptor The flash decriptor contains the number of flash components that we use to figure out how many flash chips there are connected. Therefore we need to read it first before deciding how many chip selects the controller has. Reported-by: Marcin Witkowski Fixes: 3f03c618bebb ("spi: intel: Add support for second flash chip") Cc: stable@vger.kernel.org Signed-off-by: Mika Westerberg Link: https://lore.kernel.org/r/20230215110040.42186-1-mika.westerberg@linux.intel.com Signed-off-by: Mark Brown --- drivers/spi/spi-intel.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/spi/spi-intel.c b/drivers/spi/spi-intel.c index f619212b0d5c..627287925fed 100644 --- a/drivers/spi/spi-intel.c +++ b/drivers/spi/spi-intel.c @@ -1368,14 +1368,14 @@ static int intel_spi_populate_chip(struct intel_spi *ispi) if (!spi_new_device(ispi->master, &chip)) return -ENODEV; - /* Add the second chip if present */ - if (ispi->master->num_chipselect < 2) - return 0; - ret = intel_spi_read_desc(ispi); if (ret) return ret; + /* Add the second chip if present */ + if (ispi->master->num_chipselect < 2) + return 0; + chip.platform_data = NULL; chip.chip_select = 1;