svn commit: r328435 - head/sys/powerpc/powerpc

Wojciech Macek wma at FreeBSD.org
Fri Jan 26 09:38:41 UTC 2018


Author: wma
Date: Fri Jan 26 09:38:40 2018
New Revision: 328435
URL: https://svnweb.freebsd.org/changeset/base/328435

Log:
  PPC: Add place for NULL chars in intrnames
  
  In a corner case we could fall into OOB error.
  
  Authored by:           Patryk Duda <pdk at semihalf.com>
  Submitted by:          Wojciech Macek <wma at semihalf.com>
  Obtained from:         Semihalf
  Sponsored by:          IBM, QCM Technologies

Modified:
  head/sys/powerpc/powerpc/intr_machdep.c

Modified: head/sys/powerpc/powerpc/intr_machdep.c
==============================================================================
--- head/sys/powerpc/powerpc/intr_machdep.c	Fri Jan 26 08:52:28 2018	(r328434)
+++ head/sys/powerpc/powerpc/intr_machdep.c	Fri Jan 26 09:38:40 2018	(r328435)
@@ -130,7 +130,7 @@ static u_int nirqs = 0;		/* Allocated IRQs. */
 static u_int stray_count;
 
 u_long intrcnt[INTR_VECTORS];
-char intrnames[INTR_VECTORS * MAXCOMLEN];
+char intrnames[INTR_VECTORS * (MAXCOMLEN + 1)];
 size_t sintrcnt = sizeof(intrcnt);
 size_t sintrnames = sizeof(intrnames);
 


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