Messages in this thread Patch in this message | | | From | Parshuram Thombare <> | Subject | [PATCH v2] spi: cadence: fix static checker warning | Date | Mon, 4 Oct 2021 10:38:24 +0200 |
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This patch fixes Smatch static checker warning. CDNS_XSPI_CMD_REG_5 is used in ACMD mode and currently only STIG mode is enabled which doesn't use CDNS_XSPI_CMD_REG_5 and hence everything was working in STIG mode. Since plan is to use same function cdns_xspi_trigger_command() in ACMD mode, increasing size of the array passed to it.
Fixes: a16cc8077627 ("spi: cadence: add support for Cadence XSPI controller") Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Link: https://lore.kernel.org/linux-spi/20210930134231.GA14363@kili/ Signed-off-by: Parshuram Thombare <pthombar@cadence.com> --- Changes since v1: Added Fixes tag.
--- drivers/spi/spi-cadence-xspi.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi-cadence-xspi.c b/drivers/spi/spi-cadence-xspi.c index 3401fcf..6bd0e67 100644 --- a/drivers/spi/spi-cadence-xspi.c +++ b/drivers/spi/spi-cadence-xspi.c @@ -239,7 +239,7 @@ static int cdns_xspi_wait_for_controller_idle(struct cdns_xspi_dev *cdns_xspi) } static void cdns_xspi_trigger_command(struct cdns_xspi_dev *cdns_xspi, - u32 cmd_regs[5]) + u32 cmd_regs[6]) { writel(cmd_regs[5], cdns_xspi->iobase + CDNS_XSPI_CMD_REG_5); writel(cmd_regs[4], cdns_xspi->iobase + CDNS_XSPI_CMD_REG_4); @@ -346,7 +346,7 @@ static int cdns_xspi_send_stig_command(struct cdns_xspi_dev *cdns_xspi, const struct spi_mem_op *op, bool data_phase) { - u32 cmd_regs[5]; + u32 cmd_regs[6]; u32 cmd_status; int ret; -- 1.7.1
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