[Emacs-diffs] emacs/src coding.c

[Kenichi Handa]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Changes by:     Kenichi Handa <handa>   09/02/19 04:23:32

Modified files:
        src            : coding.c 

Log message:
        (detect_coding): Don't overflow coding->carryover.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/emacs/src/coding.c?cvsroot=emacs&r1=1.417&r2=1.418

Patches:
Index: coding.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/coding.c,v
retrieving revision 1.417
retrieving revision 1.418
diff -u -b -r1.417 -r1.418
--- coding.c    19 Feb 2009 02:42:46 -0000      1.417
+++ coding.c    19 Feb 2009 04:23:32 -0000      1.418
@@ -6805,6 +6805,8 @@
             coding->carryover.  */
          unsigned char *p = coding->carryover;
 
+         if (nbytes > sizeof coding->carryover)
+           nbytes = sizeof coding->carryover;
          coding->carryover_bytes = nbytes;
          while (nbytes-- > 0)
            *p++ = *src++;