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-rw-r--r--crypto/idea/i_skey.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/idea/i_skey.c b/crypto/idea/i_skey.c
index bbbda6b5c8..1c95bc9c7b 100644
--- a/crypto/idea/i_skey.c
+++ b/crypto/idea/i_skey.c
@@ -60,7 +60,7 @@
#include "idea_lcl.h"
static IDEA_INT inverse(unsigned int xin);
-void idea_set_encrypt_key(unsigned char *key, IDEA_KEY_SCHEDULE *ks)
+void idea_set_encrypt_key(const unsigned char *key, IDEA_KEY_SCHEDULE *ks)
{
int i;
register IDEA_INT *kt,*kf,r0,r1,r2;