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		bca718	`commit 5cffc05ed5c7fea312f2822d388afc025d03c08a`
		bca718	`Author: H.J. Lu <hjl.tools@gmail.com>`
		bca718	`Date: Mon Apr 27 09:57:51 2015 -0700`
		bca718
		bca718	`Check tzspec_len == 0 in __tzfile_read`
		bca718
		bca718	`[BZ#18333]`
		bca718	`* time/tzset.c (__tzfile_read): Check tzspec_len == 0.`
		bca718
		bca718	`--- a/time/tzfile.c`
		bca718	`+++ b/time/tzfile.c`
		bca718	`@@ -283,7 +283,8 @@`
		bca718	`if (__builtin_expect (tzspec_len == 0 \|\| tzspec_len - 1 < num_isgmt, 0))`
		bca718	`goto lose;`
		bca718	`tzspec_len -= num_isgmt + 1;`
		bca718	`- if (__builtin_expect (SIZE_MAX - total_size < tzspec_len, 0))`
		bca718	`+ if (__builtin_expect (tzspec_len == 0`
		bca718	`+ \|\| SIZE_MAX - total_size < tzspec_len, 0))`
		bca718	`goto lose;`
		bca718	`}`
		bca718	`if (__builtin_expect (SIZE_MAX - total_size - tzspec_len < extra, 0))`