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[PATCH] nscd: avoid assertion failure during persistent db check
- From: Andreas Schwab <schwab at suse dot de>
- To: libc-alpha at sourceware dot org
- Date: Tue, 18 Dec 2018 14:44:44 +0100
- Subject: [PATCH] nscd: avoid assertion failure during persistent db check
nscd should not abort when it finds inconsistencies in the persistent db.
* nscd/connections.c (check_use): Don't abort on invalid len.
---
nscd/connections.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/nscd/connections.c b/nscd/connections.c
index 47fbb9923a..9818200764 100644
--- a/nscd/connections.c
+++ b/nscd/connections.c
@@ -304,7 +304,8 @@ static int
check_use (const char *data, nscd_ssize_t first_free, uint8_t *usemap,
enum usekey use, ref_t start, size_t len)
{
- assert (len >= 2);
+ if (len < 2)
+ return 0;
if (start > first_free || start + len > first_free
|| (start & BLOCK_ALIGN_M1))
--
2.20.0
--
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."