From: Vincent Bernat <vincent@bernat.im>
Date: Mon, 16 May 2016 06:55:34 +0000 (+0200)
Subject: log: don't fallback to stderr for out-of-memory situation
X-Git-Tag: 0.9.3~18
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5aae2522cc518da5200f6401f10038ccafd770b3;p=thirdparty%2Flldpd.git

log: don't fallback to stderr for out-of-memory situation

We don't know if "ap" is still valid. Just don't do anything.
---

diff --git a/src/log.c b/src/log.c
index 1de756c7..8c85d5a1 100644
--- a/src/log.c
+++ b/src/log.c
@@ -143,7 +143,12 @@ vlog(int pri, const char *token, const char *fmt, va_list ap)
 			free(result);
 			return;
 		}
-		/* Otherwise, fallback to output on stderr. */
+		/* Otherwise, abort. We don't know if "ap" is still OK. We could
+		 * have made a copy, but this is too much overhead for a
+		 * situation that shouldn't happen. */
+		return;
+	}
+
 	}
 
 	/* Log to standard error in all cases */