Merge pull request #2319 from RT-Thread/fix_warning

[Kernel] Code cleanup for compiling warning.

2 files changed, 2 insertions, 2 deletions

diff --git a/src/kservice.c b/src/kservice.c
index dc7370d58b..b640107a33 100644
--- a/src/kservice.c
+++ b/src/kservice.c
@@ -476,7 +476,7 @@ rt_size_t rt_strnlen(const char *s, rt_ubase_t maxlen)
 {
     const char *sc;
 
-    for (sc = s; *sc != '\0' && sc - s < maxlen; ++sc) /* nothing */
+    for (sc = s; *sc != '\0' && sc - s < (int)maxlen; ++sc) /* nothing */
         ;
 
     return sc - s;
diff --git a/src/mem.c b/src/mem.c
index ca5329404e..8099b6bb7e 100644
--- a/src/mem.c
+++ b/src/mem.c
@@ -644,7 +644,7 @@ int memcheck(void)
     {
         position = (rt_ubase_t)mem - (rt_ubase_t)heap_ptr;
         if (position < 0) goto __exit;
-        if (position > mem_size_aligned) goto __exit;
+        if (position > (int)mem_size_aligned) goto __exit;
         if (mem->magic != HEAP_MAGIC) goto __exit;
         if (mem->used != 0 && mem->used != 1) goto __exit;
     }