use NUM2SIZET instead of NUM2INT

* ext/dl/dl.c (rb_dl_realloc): use NUM2SIZET instead of NUM2INT.

* ext/fiddle/fiddle.c (rb_fiddle_realloc): ditto.

* ext/dl/dl.c (rb_dl_malloc): use NUM2SIZET instead of NUM2INT.
  Coverity Scan found this bug.

* ext/fiddle/fiddle.c (rb_fiddle_malloc): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45174 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,16 @@
+Tue Feb 25 22:52:02 2014  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
+
+	* ext/dl/dl.c (rb_dl_realloc): use NUM2SIZET instead of NUM2INT.
+
+	* ext/fiddle/fiddle.c (rb_fiddle_realloc): ditto.
+
+Tue Feb 25 22:49:30 2014  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
+
+	* ext/dl/dl.c (rb_dl_malloc): use NUM2SIZET instead of NUM2INT.
+	  Coverity Scan found this bug.
+
+	* ext/fiddle/fiddle.c (rb_fiddle_malloc): ditto.
+
 Tue Feb 25 12:06:13 2014  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* win32/Makefile.sub: define PACKED_STRUCT.

ext/dl/dl.c

@@ -81,7 +81,7 @@ rb_dl_malloc(VALUE self, VALUE size)
 {
     void *ptr;
 
-    ptr = (void*)ruby_xmalloc(NUM2INT(size));
+    ptr = (void*)ruby_xmalloc(NUM2SIZET(size));
     return PTR2NUM(ptr);
 }
 
@@ -97,7 +97,7 @@ rb_dl_realloc(VALUE self, VALUE addr, VALUE size)
 {
     void *ptr = NUM2PTR(addr);
 
-    ptr = (void*)ruby_xrealloc(ptr, NUM2INT(size));
+    ptr = (void*)ruby_xrealloc(ptr, NUM2SIZET(size));
     return PTR2NUM(ptr);
 }
 

ext/fiddle/fiddle.c

@@ -48,7 +48,7 @@ rb_fiddle_malloc(VALUE self, VALUE size)
 {
     void *ptr;
 
-    ptr = (void*)ruby_xmalloc(NUM2INT(size));
+    ptr = (void*)ruby_xmalloc(NUM2SIZET(size));
     return PTR2NUM(ptr);
 }
 
@@ -64,7 +64,7 @@ rb_fiddle_realloc(VALUE self, VALUE addr, VALUE size)
 {
     void *ptr = NUM2PTR(addr);
 
-    ptr = (void*)ruby_xrealloc(ptr, NUM2INT(size));
+    ptr = (void*)ruby_xrealloc(ptr, NUM2SIZET(size));
     return PTR2NUM(ptr);
 }