diff --git a/crypto/jitterentropy-kcapi.c b/crypto/jitterentropy-kcapi.c
index 701b8d86ab49..a5ce8f96790f 100644
--- a/crypto/jitterentropy-kcapi.c
+++ b/crypto/jitterentropy-kcapi.c
@@ -44,13 +44,7 @@
 #include <linux/crypto.h>
 #include <crypto/internal/rng.h>
 
-struct rand_data;
-int jent_read_entropy(struct rand_data *ec, unsigned char *data,
-		      unsigned int len);
-int jent_entropy_init(void);
-struct rand_data *jent_entropy_collector_alloc(unsigned int osr,
-					       unsigned int flags);
-void jent_entropy_collector_free(struct rand_data *entropy_collector);
+#include "jitterentropy.h"
 
 /***************************************************************************
  * Helper function
diff --git a/crypto/jitterentropy.c b/crypto/jitterentropy.c
index 9597f9f5723d..042157f0d28b 100644
--- a/crypto/jitterentropy.c
+++ b/crypto/jitterentropy.c
@@ -103,12 +103,7 @@ struct rand_data {
  * Helper functions
  ***************************************************************************/
 
-void jent_get_nstime(__u64 *out);
-void *jent_zalloc(unsigned int len);
-void jent_zfree(void *ptr);
-int jent_fips_enabled(void);
-void jent_panic(char *s);
-void jent_memcpy(void *dest, const void *src, unsigned int n);
+#include "jitterentropy.h"
 
 /**
  * Update of the loop count used for the next round of
diff --git a/crypto/jitterentropy.h b/crypto/jitterentropy.h
new file mode 100644
index 000000000000..c83fff32d130
--- /dev/null
+++ b/crypto/jitterentropy.h
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+extern void *jent_zalloc(unsigned int len);
+extern void jent_zfree(void *ptr);
+extern int jent_fips_enabled(void);
+extern void jent_panic(char *s);
+extern void jent_memcpy(void *dest, const void *src, unsigned int n);
+extern void jent_get_nstime(__u64 *out);
+
+struct rand_data;
+extern int jent_entropy_init(void);
+extern int jent_read_entropy(struct rand_data *ec, unsigned char *data,
+			     unsigned int len);
+
+extern struct rand_data *jent_entropy_collector_alloc(unsigned int osr,
+						      unsigned int flags);
+extern void jent_entropy_collector_free(struct rand_data *entropy_collector);