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authorMike Frysinger <vapier@gentoo.org>2006-03-01 01:03:41 +0000
committerMike Frysinger <vapier@gentoo.org>2006-03-01 01:03:41 +0000
commit6fdc49d6b5478bdb8326e3c15ac88d863ec416cc (patch)
tree51dd30ec24c41856463fbf3ff414a86c6a2a69a7
parente6e11ae65129ca3b6db9418476ff806b0aacdaa7 (diff)
return NULL if year is too big
-rw-r--r--libc/misc/time/time.c12
1 files changed, 12 insertions, 0 deletions
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;