[svn] GnuPG - r4480 - trunk/g10

[svn author wk]

Author: wk
Date: 2007-04-16 20:57:23 +0200 (Mon, 16 Apr 2007)
New Revision: 4480

Modified:
   trunk/g10/ChangeLog
   trunk/g10/build-packet.c
Log:
	* build-packet.c (mpi_write): Made buffer a bit larger.  Reported
	by Alexander Feigl.


Modified: trunk/g10/ChangeLog
===================================================================
--- trunk/g10/ChangeLog	2007-04-16 15:37:45 UTC (rev 4479)
+++ trunk/g10/ChangeLog	2007-04-16 18:57:23 UTC (rev 4480)
@@ -1,3 +1,8 @@
+2007-04-16  Werner Koch  <wk at g10code.com>
+
+	* build-packet.c (mpi_write): Made buffer a bit larger.  Reported
+	by Alexander Feigl.
+
 2007-04-13  Werner Koch  <wk at g10code.com>
 
 	* call-agent.c (start_agent): Don't use log_error when using the

Modified: trunk/g10/build-packet.c
===================================================================
--- trunk/g10/build-packet.c	2007-04-16 15:37:45 UTC (rev 4479)
+++ trunk/g10/build-packet.c	2007-04-16 18:57:23 UTC (rev 4480)
@@ -157,11 +157,11 @@
 static int
 mpi_write (iobuf_t out, gcry_mpi_t a)
 {
-  char buffer[(MAX_EXTERN_MPI_BITS+7)/8];
+  char buffer[(MAX_EXTERN_MPI_BITS+7)/8+2]; /* 2 is for the mpi length. */
   size_t nbytes;
   int rc;
 
-  nbytes = (MAX_EXTERN_MPI_BITS+7)/8 + 2; /* 2 is for the mpi length. */
+  nbytes = DIM(buffer);
   rc = gcry_mpi_print (GCRYMPI_FMT_PGP, buffer, nbytes, &nbytes, a );
   if( !rc )
     rc = iobuf_write( out, buffer, nbytes );