diff --git a/icu4c/source/test/cintltst/callcoll.c b/icu4c/source/test/cintltst/callcoll.c
index 82000d58a90..f57dc605a64 100644
--- a/icu4c/source/test/cintltst/callcoll.c
+++ b/icu4c/source/test/cintltst/callcoll.c
@@ -859,10 +859,8 @@ static void TestJB581(void)
     /* Now, do the same comparison with keys */
     sourceKeyOut = ucol_getSortKey(myCollator, source, -1, sourceKeyArray, 100);
     targetKeyOut = ucol_getSortKey(myCollator, target, -1, targetKeyArray, 100);
-    result = 0;
     bufferLen = ((targetKeyOut > 100) ? 100 : targetKeyOut);
-    result = memcmp(sourceKeyArray, targetKeyArray, bufferLen);
-    if (result != 0)
+    if (memcmp(sourceKeyArray, targetKeyArray, bufferLen) != 0)
     {
         log_err("Comparing two strings with sort keys in C failed.\n");
     }
diff --git a/icu4c/source/tools/genrb/parse.c b/icu4c/source/tools/genrb/parse.c
index 28d72ba1081..b4aa2caf0e1 100644
--- a/icu4c/source/tools/genrb/parse.c
+++ b/icu4c/source/tools/genrb/parse.c
@@ -1650,7 +1650,8 @@ parseResourceType(UErrorCode *status)
     *status = U_ZERO_ERROR;
 
     /* Search for normal types */
-    for (result = RT_UNKNOWN+1; result < RT_RESERVED; result++) {
+    result=RT_UNKNOWN;
+    while (++result < RT_RESERVED) {
         if (u_strcmp(tokenValue->fChars, gResourceTypes[result].nameUChars) == 0) {
             break;
         }