From: Tom Yu <tlyu@mit.edu>
Date: Thu, 13 Jan 2005 00:35:17 +0000 (+0000)
Subject: 	* prng.c (read_entropy_from_device): Use ssize_t, not size_t, so
X-Git-Tag: ms-bug-test-20060525~388
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=871222d19d611001035d566d0ab1333849d3873e;p=krb5.git

	* prng.c (read_entropy_from_device): Use ssize_t, not size_t, so
	read() returning -1 doesn't cause trouble.

ticket: 2871
tags: pullup

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@17020 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/lib/crypto/ChangeLog b/src/lib/crypto/ChangeLog
index ddcca3230..f77c170b2 100644
--- a/src/lib/crypto/ChangeLog
+++ b/src/lib/crypto/ChangeLog
@@ -1,3 +1,8 @@
+2005-01-12  Tom Yu  <tlyu@mit.edu>
+
+	* prng.c (read_entropy_from_device): Use ssize_t, not size_t, so
+	read() returning -1 doesn't cause trouble.
+
 2004-11-17  Ken Raeburn  <raeburn@mit.edu>
 
 	* prng.c (do_yarrow_init): Move mutex initialization here.
diff --git a/src/lib/crypto/prng.c b/src/lib/crypto/prng.c
index 7656a23aa..7371e974e 100644
--- a/src/lib/crypto/prng.c
+++ b/src/lib/crypto/prng.c
@@ -192,7 +192,7 @@ read_entropy_from_device (krb5_context context, const char *device)
     return 0;
   }
   for (left = sizeof (buf); left > 0;) {
-    size_t count;
+    ssize_t count;
     count = read (fd, &buf, (unsigned) left);
     if (count <= 0) {
       close(fd);