New upstream version 1.0.28upstream/1.0.28

1 files changed, 6 insertions, 3 deletions

diff --git a/lib/md5.c b/lib/md5.c
index 72b36f3..923a17c 100644
--- a/lib/md5.c
+++ b/lib/md5.c
@@ -123,6 +123,7 @@ md5_finish_ctx (struct md5_ctx *ctx, void *resbuf)
   /* Take yet unprocessed bytes into account.  */
   md5_uint32 bytes = ctx->buflen;
   size_t pad;
+  size_t offset;
 
   /* Now count remaining bytes.  */
   ctx->total[0] += bytes;
@@ -133,9 +134,11 @@ md5_finish_ctx (struct md5_ctx *ctx, void *resbuf)
   memcpy (&ctx->buffer[bytes], fillbuf, pad);
 
   /* Put the 64-bit file length in *bits* at the end of the buffer.  */
-  ((md5_uint32 *) ctx->buffer)[bytes + pad] = SWAP (ctx->total[0] << 3);
-  ((md5_uint32 *) ctx->buffer)[bytes + pad + 4] = SWAP ((ctx->total[1] << 3) |
-							(ctx->total[0] >> 29));
+  offset = (bytes + pad) / sizeof (md5_uint32);
+  ((md5_uint32 *) ctx->buffer)[offset] = SWAP (ctx->total[0] << 3);
+  offset = (bytes + pad + 4) / sizeof (md5_uint32);
+  ((md5_uint32 *) ctx->buffer)[offset] = SWAP ((ctx->total[1] << 3) |
+					       (ctx->total[0] >> 29));
 
   /* Process last bytes.  */
   md5_process_block (ctx->buffer, bytes + pad + 8, ctx);