--- linux-2.4.31/fs/isofs/inode.c~old	2005-08-10 16:18:48.000000000 +0400
+++ linux-2.4.31/fs/isofs/inode.c	2005-08-11 13:55:25.000000000 +0400
@@ -335,15 +335,15 @@
 			else if (!strcmp(value,"acorn")) popt->map = 'a';
 			else return 0;
 		}
-		if (!strcmp(this_char,"session") && value) {
+		else if (!strcmp(this_char,"session") && value) {
 			char * vpnt = value;
-			unsigned int ivalue = simple_strtoul(vpnt, &vpnt, 0);
+			int ivalue = simple_strtoul(vpnt, &vpnt, 0);
 			if(ivalue < 0 || ivalue >99) return 0;
 			popt->session=ivalue+1;
 		}
-		if (!strcmp(this_char,"sbsector") && value) {
+		else if (!strcmp(this_char,"sbsector") && value) {
 			char * vpnt = value;
-			unsigned int ivalue = simple_strtoul(vpnt, &vpnt, 0);
+			int ivalue = simple_strtoul(vpnt, &vpnt, 0);
 			if(ivalue < 0 || ivalue >660*512) return 0;
 			popt->sbsector=ivalue;
 		}