From: Ken Raeburn <raeburn@mit.edu>
Date: Wed, 6 Aug 2008 18:47:06 +0000 (+0000)
Subject: Check fstat result.  Close fd on error
X-Git-Tag: krb5-1.7-alpha1~520
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=e92b7d3126763769a5e82f724b7307bdc602b2a0;p=krb5.git

Check fstat result.  Close fd on error

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@20624 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/lib/kdb/kdb_log.c b/src/lib/kdb/kdb_log.c
index be5853ccc..8d24857ab 100644
--- a/src/lib/kdb/kdb_log.c
+++ b/src/lib/kdb/kdb_log.c
@@ -590,7 +590,10 @@ ulog_map(krb5_context context, const char *logname, uint32_t ulogentries,
     }
 
     if (caller == FKPROPLOG) {
-	fstat(ulogfd, &st);
+	if (fstat(ulogfd, &st) < 0) {
+	    close(ulogfd);
+	    return errno;
+	}
 	ulog_filesize = st.st_size;
 
 	ulog = (kdb_hlog_t *)mmap(0, ulog_filesize,
@@ -607,6 +610,7 @@ ulog_map(krb5_context context, const char *logname, uint32_t ulogentries,
 	/*
 	 * Can't map update log file to memory
 	 */
+	close(ulogfd);
 	return (errno);
     }