X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fdgif_lib.c;h=6d91c90349c19a0298d8c011afed8f1c2e1bb897;hb=ee38d21b330f5001b47a577cefb5ba7b82a3b7d3;hp=1d08478c56f38654cf0630125d0c33f765331c2f;hpb=79d2db7d65205bc85d471590726d0cf3af5598e0;p=chise%2Fxemacs-chise.git-

diff --git a/src/dgif_lib.c b/src/dgif_lib.c
index 1d08478..6d91c90 100644
--- a/src/dgif_lib.c
+++ b/src/dgif_lib.c
@@ -740,11 +740,11 @@ void DGifSlurp(GifFileType *GifFile)
 	    case EXTENSION_RECORD_TYPE:
 		DGifGetExtension(GifFile,&sp->Function,&ExtData);
 		
-		do {
+		while (ExtData != NULL) {
     		    if (AddExtensionBlock(sp, ExtData[0], ExtData+1) == GIF_ERROR)
 			GifInternError(GifFile, D_GIF_ERR_NOT_ENOUGH_MEM);
 		    DGifGetExtensionNext(GifFile, &ExtData);
-		} while (ExtData != NULL);
+		}
 		break;
 
 	    case TERMINATE_RECORD_TYPE: