crypto: gf128mul - constify 4k and 64k multiplication tables

Constify the multiplication tables passed to the 4k and 64k
multiplication functions, as they are not modified by these functions.

Cc: Alex Cope <alexcope@google.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/crypto/gf128mul.c b/crypto/gf128mul.c
index 1fde1c79ffa56e60a0a32dd7422cd5c01d5969d4..04facc0690aa486898fcdf40cc88cf6a64f9e004 100644 (file)
--- a/crypto/gf128mul.c
+++ b/crypto/gf128mul.c
@@ -329,7 +329,7 @@ void gf128mul_free_64k(struct gf128mul_64k *t)
 }
 EXPORT_SYMBOL(gf128mul_free_64k);
 
-void gf128mul_64k_bbe(be128 *a, struct gf128mul_64k *t)
+void gf128mul_64k_bbe(be128 *a, const struct gf128mul_64k *t)
 {
        u8 *ap = (u8 *)a;
        be128 r[1];
@@ -402,7 +402,7 @@ out:
 }
 EXPORT_SYMBOL(gf128mul_init_4k_bbe);
 
-void gf128mul_4k_lle(be128 *a, struct gf128mul_4k *t)
+void gf128mul_4k_lle(be128 *a, const struct gf128mul_4k *t)
 {
        u8 *ap = (u8 *)a;
        be128 r[1];
@@ -417,7 +417,7 @@ void gf128mul_4k_lle(be128 *a, struct gf128mul_4k *t)
 }
 EXPORT_SYMBOL(gf128mul_4k_lle);
 
-void gf128mul_4k_bbe(be128 *a, struct gf128mul_4k *t)
+void gf128mul_4k_bbe(be128 *a, const struct gf128mul_4k *t)
 {
        u8 *ap = (u8 *)a;
        be128 r[1];

diff --git a/include/crypto/gf128mul.h b/include/crypto/gf128mul.h
index 9662c45388731e8fa715faed4995ec1ca30bdbb9..0bc9b5f1c45edd3ee0ac94de8024372ea84a896d 100644 (file)
--- a/include/crypto/gf128mul.h
+++ b/include/crypto/gf128mul.h
@@ -174,8 +174,8 @@ struct gf128mul_4k {
 
 struct gf128mul_4k *gf128mul_init_4k_lle(const be128 *g);
 struct gf128mul_4k *gf128mul_init_4k_bbe(const be128 *g);
-void gf128mul_4k_lle(be128 *a, struct gf128mul_4k *t);
-void gf128mul_4k_bbe(be128 *a, struct gf128mul_4k *t);
+void gf128mul_4k_lle(be128 *a, const struct gf128mul_4k *t);
+void gf128mul_4k_bbe(be128 *a, const struct gf128mul_4k *t);
 
 static inline void gf128mul_free_4k(struct gf128mul_4k *t)
 {
@@ -196,6 +196,6 @@ struct gf128mul_64k {
  */
 struct gf128mul_64k *gf128mul_init_64k_bbe(const be128 *g);
 void gf128mul_free_64k(struct gf128mul_64k *t);
-void gf128mul_64k_bbe(be128 *a, struct gf128mul_64k *t);
+void gf128mul_64k_bbe(be128 *a, const struct gf128mul_64k *t);
 
 #endif /* _CRYPTO_GF128MUL_H */