diff --git a/lib/libc/regex/regcomp.c b/lib/libc/regex/regcomp.c
index a01bb95931bf..2ecb88c54a93 100644
--- a/lib/libc/regex/regcomp.c
+++ b/lib/libc/regex/regcomp.c
@@ -1716,8 +1716,10 @@ computematchjumps(struct parse *p, struct re_guts *g)
 	}
 
 	g->matchjump = (int*) malloc(g->mlen * sizeof(unsigned int));
-	if (g->matchjump == NULL)	/* Not a fatal error */
+	if (g->matchjump == NULL) {	/* Not a fatal error */
+		free(pmatches);
 		return;
+	}
 
 	/* Set maximum possible jump for each character in the pattern */
 	for (mindex = 0; mindex < g->mlen; mindex++)