grep branch, master, updated. v2.18-80-g5190041

[Jim Meyering]

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http://git.savannah.gnu.org/cgit/grep.git/commit/?id=5190041fe515743ef4545abf287d243bc025c701


commit 5190041fe515743ef4545abf287d243bc025c701
Author: Jim Meyering <address@hidden>
Date:   Fri Apr 18 09:36:23 2014 -0700

    dfa: avoid new NULL dereference
    
    * src/dfa.c (dfa_charclass_index): Restore a "+ 1" mistakenly omitted
    during recent improvements.  Introduced in v2.18-66-g6a60fd5.

diff --git a/src/dfa.c b/src/dfa.c
index eeca257..8463762 100644
--- a/src/dfa.c
+++ b/src/dfa.c
@@ -643,7 +643,7 @@ dfa_charclass_index (struct dfa *d, charclass const s)
   for (i = 0; i < d->cindex; ++i)
     if (equal (s, d->charclasses[i]))
       return i;
-  d->charclasses = maybe_realloc (d->charclasses, d->cindex, &d->calloc,
+  d->charclasses = maybe_realloc (d->charclasses, d->cindex + 1, &d->calloc,
                                   sizeof *d->charclasses);
   ++d->cindex;
   copyset (s, d->charclasses[i]);

-----------------------------------------------------------------------

Summary of changes:
 src/dfa.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


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