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[4/4] crypto: gf128mul - constify 4k and 64k multiplication tables

Message ID 20170214214330.99845-5-ebiggers@google.com (mailing list archive)
State Accepted
Delegated to: Herbert Xu
Headers show

Commit Message

Eric Biggers Feb. 14, 2017, 9:43 p.m. UTC 
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>
---
 crypto/gf128mul.c         | 6 +++---
 include/crypto/gf128mul.h | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)
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Patch

diff --git a/crypto/gf128mul.c b/crypto/gf128mul.c
index 1fde1c79ffa5..04facc0690aa 100644
--- 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 @@  struct gf128mul_4k *gf128mul_init_4k_bbe(const be128 *g)
 }
 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 9662c4538873..0bc9b5f1c45e 100644
--- 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 */