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-rw-r--r--src/util/crypto_kdf.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/util/crypto_kdf.c b/src/util/crypto_kdf.c
index 43a9731ff..1b3bd686f 100644
--- a/src/util/crypto_kdf.c
+++ b/src/util/crypto_kdf.c
@@ -132,7 +132,7 @@ GNUNET_CRYPTO_kdf_mod_mpi (gcry_mpi_t *r,
gcry_error_t rc;
unsigned int nbits;
size_t rsize;
- unsigned int ctr;
+ uint16_t ctr;
nbits = gcry_mpi_get_nbits (n);
/* GNUNET_assert (nbits > 512); */
@@ -143,12 +143,14 @@ GNUNET_CRYPTO_kdf_mod_mpi (gcry_mpi_t *r,
/* Ain't clear if n is always divisible by 8 */
uint8_t buf[ (nbits - 1) / 8 + 1 ];
+ uint16_t ctr_nbo = htons (ctr);
+
rc = GNUNET_CRYPTO_kdf (buf,
sizeof(buf),
xts, xts_len,
skm, skm_len,
ctx, strlen (ctx),
- &ctr, sizeof(ctr),
+ &ctr_nbo, sizeof(ctr_nbo),
NULL, 0);
GNUNET_assert (GNUNET_YES == rc);