* stdio-common/vfprintf.c (process_string_arg): Use a VLA rather than

fixed length array for ignore.
git-mirror · May 2, 2007 · 57433ed · 57433ed
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,8 @@
+2007-05-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* stdio-common/vfprintf.c (process_string_arg): Use a VLA rather than
+	fixed length array for ignore.
+
 2007-04-30  Ulrich Drepper  <drepper@redhat.com>
 
 	[BZ #4438]

diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
@@ -1162,7 +1162,8 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
 		    /* In case we have a multibyte character set the	      \
 		       situation is more complicated.  We must not copy	      \
 		       bytes at the end which form an incomplete character. */\
-		    wchar_t ignore[1024];				      \
+		    size_t ignore_size = (unsigned) prec > 1024 ? 1024 : prec;\
+		    wchar_t ignore[ignore_size];			      \
 		    const char *str2 = string;				      \
 		    const char *strend = string + prec;			      \
 		    if (strend < string)				      \