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spi: sprd: Make sure offset not equal to slave address size

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The slave register offset shouldn't equal to the max slave address
which ADI can support to access.

Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Link: https://lore.kernel.org/r/20210824070212.2089255-2-zhang.lyra@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Chunyan Zhang 2021-08-24 15:02:11 +08:00 committed by Mark Brown
parent 5dc349ec13
commit 2b961c51f4
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GPG key ID: 24D68B725D5487D0
1 changed files with 1 additions and 1 deletions
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2
drivers/spi/spi-sprd-adi.c
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@ -119,7 +119,7 @@ struct sprd_adi {
static int sprd_adi_check_addr(struct sprd_adi *sadi, u32 reg)
{
if (reg > ADI_SLAVE_ADDR_SIZE) {
if (reg >= ADI_SLAVE_ADDR_SIZE) {
dev_err(sadi->dev,
"slave address offset is incorrect, reg = 0x%x\n",
reg);