From: Rich Felker <dalias@aerifal.cx>
Date: Wed, 20 Jun 2012 18:47:34 +0000 (-0400)
Subject: fix invalid memory access in pclose
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=9799560f79d37fb53d821b2f0b591a6ff260ebc3;hp=9c21f4342c787e04a9e31ad8a1d87a65c89968ca;p=musl

fix invalid memory access in pclose
---

diff --git a/src/stdio/pclose.c b/src/stdio/pclose.c
index c2fe7a24..7c777966 100644
--- a/src/stdio/pclose.c
+++ b/src/stdio/pclose.c
@@ -3,8 +3,9 @@
 int pclose(FILE *f)
 {
 	int status;
+	pid_t pid = f->pipe_pid;
 	fclose(f);
-	while (waitpid(f->pipe_pid, &status, 0) == -1)
+	while (waitpid(pid, &status, 0) == -1)
 		if (errno != EINTR) return -1;
 	return status;
 }