Index: rpm-4.9.1.2/rpmio/rpmfileutil.c
===================================================================
--- rpm-4.9.1.2.orig/rpmio/rpmfileutil.c	2011-07-15 11:32:41.000000000 +0200
+++ rpm-4.9.1.2/rpmio/rpmfileutil.c	2012-06-05 13:06:37.000000000 +0200
@@ -420,6 +420,13 @@
 		te = se;
 /*fprintf(stderr, "*** next pdir \"%.*s\"\n", (te-path), path); */
 	    }
+	    /* AIX RAM filesystem is special */
+	    if (t==path && s[1] == '.' && s[2] == '.' && s[3] == '/') {
+		*t++ = *s++;
+		*t++ = *s++;
+		*t++ = *s++;
+		break;
+	    }
 	    while (s[1] == '/')
 		s++;
 	    while (t > path && t[-1] == '/')