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	correct some signed/unsigned issues found by GCC 4 (bug #4237)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5664 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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							| @@ -1303,7 +1303,7 @@ struct ast_frame *ast_dsp_process(struct ast_channel *chan, struct ast_dsp *dsp, | ||||
| 	int res; | ||||
| 	int digit; | ||||
| 	int x; | ||||
| 	unsigned short *shortdata; | ||||
| 	short *shortdata; | ||||
| 	unsigned char *odata; | ||||
| 	int len; | ||||
| 	int writeback = 0; | ||||
| @@ -1315,11 +1315,11 @@ struct ast_frame *ast_dsp_process(struct ast_channel *chan, struct ast_dsp *dsp, | ||||
| 				break; \ | ||||
| 			case AST_FORMAT_ULAW: \ | ||||
| 				for (x=0;x<len;x++) \ | ||||
| 					odata[x] = AST_LIN2MU(shortdata[x]); \ | ||||
| 					odata[x] = AST_LIN2MU((unsigned short)shortdata[x]); \ | ||||
| 				break; \ | ||||
| 			case AST_FORMAT_ALAW: \ | ||||
| 				for (x=0;x<len;x++) \ | ||||
| 					odata[x] = AST_LIN2A(shortdata[x]); \ | ||||
| 					odata[x] = AST_LIN2A((unsigned short)shortdata[x]); \ | ||||
| 				break; \ | ||||
| 			} \ | ||||
| 		} \ | ||||
|   | ||||
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