2 files changed, 1 insertions, 14 deletions
diff --git a/lib/sha1.c b/lib/sha1.c
index 7ef536f4b5d..81412283b49 100644
--- a/lib/sha1.c
+++ b/lib/sha1.c
@@ -305,19 +305,6 @@ void sha1_finish (sha1_context * ctx, unsigned char output[20])
 }
 
 /*
- * Output = SHA-1( input buffer )
- */
-void sha1_csum(const unsigned char *input, unsigned int ilen,
-	       unsigned char *output)
-{
-	sha1_context ctx;
-
-	sha1_starts (&ctx);
-	sha1_update (&ctx, input, ilen);
-	sha1_finish (&ctx, output);
-}
-
-/*
  * Output = SHA-1( input buffer ). Trigger the watchdog every 'chunk_sz'
  * bytes of input processed.
  */
diff --git a/lib/tpm-v1.c b/lib/tpm-v1.c
index e66023da5e6..a6727c575fd 100644
--- a/lib/tpm-v1.c
+++ b/lib/tpm-v1.c
@@ -871,7 +871,7 @@ u32 tpm1_find_key_sha1(struct udevice *dev, const u8 auth[20],
 			return -1;
 		if (err)
 			continue;
-		sha1_csum(buf, buf_len, digest);
+		sha1_csum_wd(buf, buf_len, digest, SHA1_DEF_CHUNK_SZ);
 		if (!memcmp(digest, pubkey_digest, 20)) {
 			*handle = key_handles[i];
 			return 0;