crypto: aes-generic - remove unused variable 'rco_tab'

YueHaibing · herbertx · commit c2ccfa9ed7fb · 2019-08-15T21:52:14.000+10:00
crypto/aes_generic.c:64:18: warning:
 rco_tab defined but not used [-Wunused-const-variable=]

It is never used, so can be removed.

Reported-by: Hulk Robot &lt;hulkci@huawei.com&gt;
Signed-off-by: YueHaibing &lt;yuehaibing@huawei.com&gt;
Acked-by: Ard Biesheuvel &lt;ard.biesheuvel@linaro.org&gt;
Signed-off-by: Herbert Xu &lt;herbert@gondor.apana.org.au&gt;
diff --git a/crypto/aes_generic.c b/crypto/aes_generic.c
@@ -61,8 +61,6 @@ static inline u8 byte(const u32 x, const unsigned n)
 	return x >> (n << 3);
 }
 
-static const u32 rco_tab[10] = { 1, 2, 4, 8, 16, 32, 64, 128, 27, 54 };
-
 /* cacheline-aligned to facilitate prefetching into cache */
 __visible const u32 crypto_ft_tab[4][256] ____cacheline_aligned = {
 	{

Original file line number	Diff line number	Diff line change
`@@ -61,8 +61,6 @@ static inline u8 byte(const u32 x, const unsigned n)`
`61`	`61`	`return x >> (n << 3);`
`62`	`62`	`}`
`63`	`63`
`64`		`-static const u32 rco_tab[10] = { 1, 2, 4, 8, 16, 32, 64, 128, 27, 54 };`
`65`		`-`
`66`	`64`	`/* cacheline-aligned to facilitate prefetching into cache */`
`67`	`65`	`__visible const u32 crypto_ft_tab[4][256] ____cacheline_aligned = {`
`68`	`66`	`{`