diff --git a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_link.c b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_link.c
index ba5919d9d6b7..9d5456f41f81 100644
--- a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_link.c
+++ b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_link.c
@@ -1223,7 +1223,7 @@ process_obj(dtrace_hdl_t *dtp, const char *obj, int *eprobesp)
 	static const char dt_enabled[] = "enabled";
 	static const char dt_symprefix[] = "$dtrace";
 	static const char dt_symfmt[] = "%s%ld.%s";
-	int fd, i, ndx, eprobe, mod = 0;
+	int error, fd, i, ndx, eprobe, mod = 0;
 	Elf *elf = NULL;
 	GElf_Ehdr ehdr;
 	Elf_Scn *scn_rel, *scn_sym, *scn_str, *scn_tgt;
@@ -1576,8 +1576,6 @@ process_obj(dtrace_hdl_t *dtp, const char *obj, int *eprobesp)
 			bcopy(s, pname, p - s);
 			pname[p - s] = '\0';
 
-			p = strhyphenate(p + 3); /* strlen("___") */
-
 			if (dt_symtab_lookup(data_sym, isym, rela.r_offset,
 			    shdr_rel.sh_info, &fsym,
 			    (emachine1 == EM_PPC64), elf) != 0)
@@ -1628,10 +1626,15 @@ process_obj(dtrace_hdl_t *dtp, const char *obj, int *eprobesp)
 				    "no such provider %s", pname));
 			}
 
+			p = strdup(p + 3); /* strlen("___") */
+			(void) strhyphenate(p);
 			if ((prp = dt_probe_lookup(pvp, p)) == NULL) {
-				return (dt_link_error(dtp, elf, fd, bufs,
-				    "no such probe %s", p));
+				error = dt_link_error(dtp, elf, fd, bufs,
+				    "no such probe %s", p);
+				free(p);
+				return (error);
 			}
+			free(p);
 
 			assert(fsym.st_value <= rela.r_offset);