X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/blobdiff_plain/15dfa998435a40ff3a7b1de4ec85541e8bac08dc..HEAD:/symm/sha.c

diff --git a/symm/sha.c b/symm/sha.c
index 980fe802..35207273 100644
--- a/symm/sha.c
+++ b/symm/sha.c
@@ -210,7 +210,7 @@ void sha_set(sha_ctx *ctx, const void *buf, unsigned long count)
   ctx->e = LOAD32(p + 16);
   ctx->off = 0;
   ctx->nl = U32(count);
-  ctx->nh = U32(((count & ~MASK32) >> 16) >> 16);
+  ctx->nh = U32(((count & ~(unsigned long)MASK32) >> 16) >> 16);
 }
 
 /* --- @sha_hash@ --- *