Description: Fix pointers casted from long to unsigned int
Author: Aurelien Jarno <aurelien@aurel32.net>

* src/libgrg_crypt.c: Create a temporary variable as the pointer.
--- a/src/libgrg_crypt.c
+++ b/src/libgrg_crypt.c
@@ -347,10 +347,14 @@
 		}
 		
 		if (gctx->comp_algo)	//bz2
+		{
+			unsigned int uint_oDim = oDim;
 			err = BZ2_bzBuffToBuffDecompress ((unsigned char *)
-							  tmpData, (unsigned int *) &oDim,
+							  tmpData, &uint_oDim,
 							  (unsigned char *) curdata, curlen,
 							  USE_BZ2_SMALL_MEM, 0);
+			oDim = uint_oDim;
+		}
 		else		//zlib
 			err = uncompress (tmpData, &oDim, curdata, curlen);
 
@@ -411,13 +415,16 @@
 
 		//compress the data
 		if (gctx->comp_algo)	//bz2
+		{
+			unsigned int uint_compDim = compDim;
 			err = BZ2_bzBuffToBuffCompress (compData,
-							(unsigned int *)
-							&compDim,
+							&uint_compDim,
 							(unsigned char *)
 							origData, uncDim,
 							gctx->comp_lvl * 3, 0,
 							0);
+			compDim = uint_compDim;
+		}
 		else
 			err = compress2 (compData, &compDim, origData, uncDim,
 					 gctx->comp_lvl * 3);