plan9port

commit 286f68524e2f32afdbf43a3a9ed2cb5e0b647fd0
parent d7f59903e3c1fbb68ef934abcb5ac36f0dcdfbeb
Author: rsc <devnull@localhost>
Date:   Fri, 12 May 2006 20:52:12 +0000

avoid zombie when execvp fails

Diffstat:
M
src/libthread/exec.c
 | 
1
+

1 file changed, 1 insertion(+), 0 deletions(-)
diff --git a/src/libthread/exec.c b/src/libthread/exec.c
@@ -93,6 +93,7 @@ _threadspawn(int fd[3], char *cmd, char *argv[])
 	n = read(p[0], exitstr, sizeof exitstr-1);
 	close(p[0]);
 	if(n > 0){	/* exec failed */
+		free(waitfor(pid));
 		exitstr[n] = 0;
 		errno = atoi(exitstr);
 		return -1;