From: Adam Heath <doogie@debian.org>
Date: Thu, 19 Apr 2001 04:52:35 +0000 (+0000)
Subject: If the buffer size is 0 in buffer_copy, then return, and do nothing.
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0bd125e548518018daf741c5815a9bcbaa4dd54e;p=dpkg

If the buffer size is 0 in buffer_copy, then return, and do nothing.
---

diff --git a/ChangeLog b/ChangeLog
index 94f9d846..5a7a98f1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,9 @@
-Wed Apr 18 13:15:08 CDT 2001 Adam Heath <doogie@debian.org>
+Wed Apr 18 23:42:16 CDT 2001 Adam Heath <doogie@debian.org>
+
+  * lib/mlib.c: If the buffer size is 0 in buffer_copy, then return, and
+    do nothing.
+
+Wed Apr 18 23:42:16 CDT 2001 Adam Heath <doogie@debian.org>
 
   * configure.in, debian/control: New upstream gettext.  Since we had
     to change our build, to comply with the new upstream, we also
diff --git a/lib/mlib.c b/lib/mlib.c
index f741b60c..b7b8cca5 100644
--- a/lib/mlib.c
+++ b/lib/mlib.c
@@ -264,6 +264,8 @@ ssize_t buffer_copy(buffer_data_t read_data, buffer_data_t write_data, ssize_t l
   int bufsize= 32768;
   ssize_t totalread= 0, totalwritten= 0;
   if((limit != -1) && (limit < bufsize)) bufsize= limit;
+  if(bufsize == 0)
+    return 0;
   writebuf= buf= malloc(bufsize);
   if(buf== NULL) ohshite(_("failed to allocate buffer in buffer_copy (%s)"), desc);