Index: uspace/lib/c/arch/ia32/src/stacktrace.c
===================================================================
--- uspace/lib/c/arch/ia32/src/stacktrace.c	(revision a070eff0c14323221d796a553c09aa4ecb4db008)
+++ uspace/lib/c/arch/ia32/src/stacktrace.c	(revision 8d0707105ba3fdef10f2df188d7e4cf931cb0f78)
@@ -51,10 +51,10 @@
 int stacktrace_fp_prev(stacktrace_t *st, uintptr_t fp, uintptr_t *prev)
 {
-	return (*st->read_uintptr)(st->op_arg, fp + FRAME_OFFSET_FP_PREV, prev);
+	return (*st->ops->read_uintptr)(st->op_arg, fp + FRAME_OFFSET_FP_PREV, prev);
 }
 
 int stacktrace_ra_get(stacktrace_t *st, uintptr_t fp, uintptr_t *ra)
 {
-	return (*st->read_uintptr)(st->op_arg, fp + FRAME_OFFSET_RA, ra);
+	return (*st->ops->read_uintptr)(st->op_arg, fp + FRAME_OFFSET_RA, ra);
 }