From: Rich Felker <dalias@aerifal.cx>
Date: Fri, 22 Jul 2011 01:15:14 +0000 (-0400)
Subject: fix errno value when fdopendir is given an invalid file descriptor
X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=commitdiff_plain;h=fa845669ce03c26c069fc34e7377b47fac23edd8

fix errno value when fdopendir is given an invalid file descriptor

this resolves an issue reported by Vasiliy Kulikov
---

diff --git a/src/dirent/fdopendir.c b/src/dirent/fdopendir.c
index c4b8e61d..c684a866 100644
--- a/src/dirent/fdopendir.c
+++ b/src/dirent/fdopendir.c
@@ -12,7 +12,10 @@ DIR *fdopendir(int fd)
 	DIR *dir;
 	struct stat st;
 
-	if (fstat(fd, &st) < 0 || !S_ISDIR(st.st_mode)) {
+	if (fstat(fd, &st) < 0) {
+		return 0;
+	}
+	if (!S_ISDIR(st.st_mode)) {
 		errno = ENOTDIR;
 		return 0;
 	}