[PATCH] mtd: spi-nor: intel: use ERR_CAST in return statement

From: Nicholas Mc Guire
Date: Mon Feb 13 2017 - 03:15:37 EST

This fixes a sparse warning about incorrect type in retrun expression

Signed-off-by: Nicholas Mc Guire <der.herr@xxxxxxx>

V2: fixed prefix and the truncated commit message noted by Boris Brezillon
<boris.brezillon@xxxxxxxxxxxxxxxxxx> - thanks!

sparse complained about:
drivers/mtd/spi-nor/intel-spi.c:731:28: warning: incorrect type in return expression (different address spaces)
drivers/mtd/spi-nor/intel-spi.c:731:28: expected struct intel_spi *
drivers/mtd/spi-nor/intel-spi.c:731:28: got void [noderef] <asn:2>*base

Patch was compile tested with: multi_v7_defconfig (implies CONFIG_MTD_SPI_NOR=y)

Patch is against 4.10-rc7 (localversion-next is next-20170213)

drivers/mtd/spi-nor/intel-spi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/spi-nor/intel-spi.c b/drivers/mtd/spi-nor/intel-spi.c
index 2956f2c..1a6de4b 100644
--- a/drivers/mtd/spi-nor/intel-spi.c
+++ b/drivers/mtd/spi-nor/intel-spi.c
@@ -728,7 +728,7 @@ struct intel_spi *intel_spi_probe(struct device *dev,

ispi->base = devm_ioremap_resource(dev, mem);
if (IS_ERR(ispi->base))
- return ispi->base;
+ return ERR_CAST(ispi->base);

ispi->dev = dev;
ispi->info = info;