2 files changed, 2 insertions, 2 deletions

diff --git a/firmware/common/memcpy.c b/firmware/common/memcpy.c
index 5336f25a91..e3806805b6 100644
--- a/firmware/common/memcpy.c
+++ b/firmware/common/memcpy.c
@@ -72,7 +72,7 @@ _DEFUN (memcpy, (dst0, src0, len0),
   _CONST char *src = src0;
   long *aligned_dst;
   _CONST long *aligned_src;
-  int   len =  len0;
+  unsigned int   len =  len0;
 
   /* If the size is small, or either SRC or DST is unaligned,
      then punt into the byte copy loop.  This should be rare.  */
diff --git a/firmware/common/memset.c b/firmware/common/memset.c
index a5890c8847..c370191cda 100644
--- a/firmware/common/memset.c
+++ b/firmware/common/memset.c
@@ -56,7 +56,7 @@ _DEFUN (memset, (m, c, n),
   return m;
 #else
   char *s = (char *) m;
-  int i;
+  unsigned int i;
   unsigned long buffer;
   unsigned long *aligned_addr;