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authorEric Biggers <ebiggers@google.com>2017-02-15 00:43:30 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2017-03-09 13:34:16 +0300
commit3ea996ddfb1756658523f371c7ed1137841facaa (patch)
treefaf6f37adc7f53a7c784cac02eb24aa12a4dcf11
parentf33fd64778f2593b3b377cef47b8604462d56a57 (diff)
downloadlinux-3ea996ddfb1756658523f371c7ed1137841facaa.tar.xz
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>
-rw-r--r--crypto/gf128mul.c6
-rw-r--r--include/crypto/gf128mul.h6
2 files changed, 6 insertions, 6 deletions
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 @@ 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 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 */