From 6fdc49d6b5478bdb8326e3c15ac88d863ec416cc Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Wed, 1 Mar 2006 01:03:41 +0000
Subject: return NULL if year is too big

---
 libc/misc/time/time.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'libc/misc')

diff --git a/libc/misc/time/time.c b/libc/misc/time/time.c
index fb79883c9..9cc59d008 100644
--- a/libc/misc/time/time.c
+++ b/libc/misc/time/time.c
@@ -365,10 +365,22 @@ char *asctime_r(register const struct tm *__restrict ptm,
 			tmp /= 10;
 		} while (*--buffer == '?');
 	}
+/*	Not sure if we should even bother ...
+	} else {
+		__set_errno(EOVERFLOW);
+		return NULL;
+	}
+*/
 #else  /* SAFE_ASCTIME_R */
 	buffer += 23;
 	tmp = ptm->tm_year + 1900;
 	assert( ((unsigned int) tmp) < 10000 );
+/*	Not sure if we should even bother ...
+	if ( ((unsigned int) tmp) >= 10000 ) {
+		__set_errno(EOVERFLOW);
+		return NULL;
+	}
+*/
 	do {
 		*buffer = '0' + (tmp % 10);
 		tmp /= 10;
-- 
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