protobuf-c/protobuf-c.c: prevent possible overflow on 64-bit systems

(fixes #106)

protobuf-c/protobuf-c.c: prevent possible overflow on 64-bit systems
(fixes #106)
c1ff5d6b · Nick Galbreath · Ilya Lipnitskiy · b915eed3 · c1ff5d6b
Commit c1ff5d6b authored Dec 17, 2013 by Nick Galbreath Committed by Ilya Lipnitskiy Dec 20, 2013
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protobuf-c/protobuf-c.c protobuf-c/protobuf-c.c +1 -1

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--- a/protobuf-c/protobuf-c.c
+++ b/protobuf-c/protobuf-c.c
@@ -2248,7 +2248,7 @@ protobuf_c_message_init_generic (const ProtobufCMessageDescriptor *desc,
   choose the number so that we would overflow if we needed
   a slab larger than provided. */
 #define MAX_SCANNED_MEMBER_SLAB                          \
-  (sizeof(void*)*8 - 1                                   \
+  (sizeof(unsigned int)*8 - 1                                   \
   - BOUND_SIZEOF_SCANNED_MEMBER_LOG2                    \
   - FIRST_SCANNED_MEMBER_SLAB_SIZE_LOG2)