| Message ID | 20201106213655.1838861-16-lee.jones@linaro.org |
|---|---|
| State | Superseded |
| Headers | show
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charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" <linux-mtd-bounces@lists.infradead.org> Errors-To: linux-mtd-bounces+patch=linaro.org@lists.infradead.org |
| Series |
[v2,01/23] mtd: mtdpart: Fix misdocumented function parameter 'mtd'
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diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c index 94432a453e5ee..d5050e32cc421 100644 --- a/drivers/mtd/nand/raw/diskonchip.c +++ b/drivers/mtd/nand/raw/diskonchip.c @@ -216,7 +216,7 @@ static int doc_ecc_decode(struct rs_control *rs, uint8_t *data, uint8_t *ecc) static void DoC_Delay(struct doc_priv *doc, unsigned short cycles) { - volatile char dummy; + volatile char __always_unused dummy; int i; for (i = 0; i < cycles; i++) { @@ -703,7 +703,7 @@ static int doc200x_calculate_ecc(struct nand_chip *this, const u_char *dat, struct doc_priv *doc = nand_get_controller_data(this); void __iomem *docptr = doc->virtadr; int i; - int emptymatch = 1; + int __always_unused emptymatch = 1; /* flush the pipeline */ if (DoC_is_2000(doc)) {
'dummy' is never checked (as per the nomenclature) and the use of 'emtpymatch' is currently #if 0'ed out. We could also #if 0 the declaration, but #ifery is pretty ugly, so I like to keep it to a minimum. Fixes the following W=1 kernel build warning(s): drivers/mtd/nand/raw/diskonchip.c: In function ‘DoC_Delay’: drivers/mtd/nand/raw/diskonchip.c:219:16: warning: variable ‘dummy’ set but not used [-Wunused-but-set-variable] drivers/mtd/nand/raw/diskonchip.c: In function ‘doc200x_calculate_ecc’: drivers/mtd/nand/raw/diskonchip.c:706:6: warning: variable ‘emptymatch’ set but not used [-Wunused-but-set-variable] Cc: Miquel Raynal <miquel.raynal@bootlin.com> Cc: Richard Weinberger <richard@nod.at> Cc: Vignesh Raghavendra <vigneshr@ti.com> Cc: Boris Brezillon <boris.brezillon@collabora.com> Cc: Dan Brown <dan_brown@ieee.org> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-mtd@lists.infradead.org Signed-off-by: Lee Jones <lee.jones@linaro.org> --- drivers/mtd/nand/raw/diskonchip.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)