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-rw-r--r--crypto/hmac.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/crypto/hmac.c b/crypto/hmac.c
index 25856aa7ccbf..3610ff0b6739 100644
--- a/crypto/hmac.c
+++ b/crypto/hmac.c
@@ -15,6 +15,7 @@
#include <crypto/internal/hash.h>
#include <crypto/scatterwalk.h>
#include <linux/err.h>
+#include <linux/fips.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -51,6 +52,9 @@ static int hmac_setkey(struct crypto_shash *parent,
SHASH_DESC_ON_STACK(shash, hash);
unsigned int i;
+ if (fips_enabled && (keylen < 112 / 8))
+ return -EINVAL;
+
shash->tfm = hash;
if (keylen > bs) {