On 04/10/17 20:48, SF Markus Elfring wrote:
> The local variable "err" was never read in this function.
> Thus remove it.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Reviewed-by: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>
> ---
> arch/cris/arch-v32/drivers/mach-a3/nandflash.c | 6 +-----
> arch/cris/arch-v32/drivers/mach-fs/nandflash.c | 10 ++--------
> 2 files changed, 3 insertions(+), 13 deletions(-)
>
> diff --git a/arch/cris/arch-v32/drivers/mach-a3/nandflash.c b/arch/cris/arch-v32/drivers/mach-a3/nandflash.c
> index f30579ec8ad7..03a01bfa6ad9 100644
> --- a/arch/cris/arch-v32/drivers/mach-a3/nandflash.c
> +++ b/arch/cris/arch-v32/drivers/mach-a3/nandflash.c
> @@ -108,7 +108,6 @@ struct mtd_info *__init crisv32_nand_flash_probe(void)
>
> struct mtd_info_wrapper *wrapper;
> struct nand_chip *this;
> - int err = 0;
>
> reg_pio_rw_man_ctrl man_ctrl = {
> .regf_NCE = regk_pio_yes,
> @@ -135,10 +134,8 @@ struct mtd_info *__init crisv32_nand_flash_probe(void)
>
> /* Allocate memory for MTD device structure and private data */
> wrapper = kzalloc(sizeof(*wrapper), GFP_KERNEL);
> - if (!wrapper) {
> - err = -ENOMEM;
> + if (!wrapper)
> return NULL;
> - }
>
> read_cs = write_cs = (void __iomem *)REG_ADDR(pio, regi_pio,
> rw_io_access0);
> @@ -162,7 +159,6 @@ struct mtd_info *__init crisv32_nand_flash_probe(void)
>
> /* Scan to find existence of the device */
> if (nand_scan(crisv32_mtd, 1)) {
> - err = -ENXIO;
> kfree(wrapper);
> return NULL;
> }
> diff --git a/arch/cris/arch-v32/drivers/mach-fs/nandflash.c b/arch/cris/arch-v32/drivers/mach-fs/nandflash.c
> index 5dfd72a89b8a..2b53f0c615ea 100644
> --- a/arch/cris/arch-v32/drivers/mach-fs/nandflash.c
> +++ b/arch/cris/arch-v32/drivers/mach-fs/nandflash.c
> @@ -106,21 +106,17 @@ struct mtd_info *__init crisv32_nand_flash_probe(void)
> reg_gio_rw_pa_oe pa_oe = REG_RD(gio, regi_gio, rw_pa_oe);
> struct mtd_info_wrapper *wrapper;
> struct nand_chip *this;
> - int err = 0;
>
> /* Allocate memory for MTD device structure and private data */
> wrapper = kzalloc(sizeof(*wrapper), GFP_KERNEL);
> - if (!wrapper) {
> - err = -ENOMEM;
> + if (!wrapper)
> return NULL;
> - }
>
> read_cs = ioremap(MEM_CSP0_START | MEM_NON_CACHEABLE, 8192);
> write_cs = ioremap(MEM_CSP1_START | MEM_NON_CACHEABLE, 8192);
>
> if (!read_cs || !write_cs) {
> printk(KERN_ERR "CRISv32 NAND ioremap failed\n");
> - err = -EIO;
> goto out_mtd;
> }
>
> @@ -152,10 +148,8 @@ struct mtd_info *__init crisv32_nand_flash_probe(void)
> /* this->bbt_options = NAND_BBT_USE_FLASH; */
>
> /* Scan to find existence of the device */
> - if (nand_scan(crisv32_mtd, 1)) {
> - err = -ENXIO;
> + if (nand_scan(crisv32_mtd, 1))
> goto out_ior;
> - }
>
> return crisv32_mtd;
>
>
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