Re: [PATCH] mtd: rawnand: omap_elm: Fix incorrect type in assignment

[Miquel Raynal]

On Sat, 2023-06-24 at 18:40:21 UTC, Roger Quadros wrote:
> Once the ECC word endianness is converted to BE32, we force cast it
> to u32 so we can use elm_write_reg() which in turn uses writel().
> 
> Fixes below sparse warnings:
> 
>    drivers/mtd/nand/raw/omap_elm.c:180:37: sparse:     expected unsigned int [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:180:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:185:37: sparse:     expected unsigned int [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:185:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:190:37: sparse:     expected unsigned int [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:190:37: sparse:     got restricted __be32 [usertype]
> >> drivers/mtd/nand/raw/omap_elm.c:200:40: sparse: sparse: restricted __be32 degrades to integer
>    drivers/mtd/nand/raw/omap_elm.c:206:39: sparse: sparse: restricted __be32 degrades to integer
>    drivers/mtd/nand/raw/omap_elm.c:210:37: sparse:     expected unsigned int [assigned] [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:210:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:213:37: sparse:     expected unsigned int [assigned] [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:213:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:216:37: sparse:     expected unsigned int [assigned] [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:216:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:219:37: sparse:     expected unsigned int [assigned] [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:219:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:222:37: sparse:     expected unsigned int [assigned] [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:222:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:225:37: sparse:     expected unsigned int [assigned] [usertype] val
>    drivers/mtd/nand/raw/omap_elm.c:225:37: sparse:     got restricted __be32 [usertype]
>    drivers/mtd/nand/raw/omap_elm.c:228:39: sparse: sparse: restricted __be32 degrades to integer
> 
> Fixes: bf22433575ef ("mtd: devices: elm: Add support for ELM error correction")
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Closes: https://lore.kernel.org/oe-kbuild-all/202306212211.WDXokuWh-lkp@xxxxxxxxx/
> Signed-off-by: Roger Quadros <rogerq@xxxxxxxxxx>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/fixes, thanks.

Miquel