From: Sage Weil <sage@newdream.net>
Date: Sun, 12 Sep 2010 03:59:08 +0000 (-0700)
Subject: osd: check for errors in open, write in write_meta()
X-Git-Tag: v0.21.3~19
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=ca4bb65ef4d800fc37a0601adf5f57197bb52e6b;p=ceph.git

osd: check for errors in open, write in write_meta()
---

diff --git a/src/osd/OSD.cc b/src/osd/OSD.cc
index f8de61eed5f3..56889c0a0985 100644
--- a/src/osd/OSD.cc
+++ b/src/osd/OSD.cc
@@ -238,9 +238,12 @@ int OSD::write_meta(const char *base, const char *file, const char *val, size_t
 
   snprintf(fn, sizeof(fn), "%s/%s", base, file);
   fd = ::open(fn, O_WRONLY|O_CREAT|O_TRUNC, 0644);
-  ::write(fd, val, vallen);
+  if (fd < 0)
+    return -errno;
+  int r = ::write(fd, val, vallen);
+  if (r < 0)
+    return -errno;
   ::close(fd);
-
   return 0;
 }