libpcap/0470-Plug-memory-leak.patch
2019-09-30 10:57:32 -04:00

38 lines
997 B
Diff

From 05d67a9f95ca3ed2c2ffaf8bb8e157a8e6194dc0 Mon Sep 17 00:00:00 2001
From: Guy Harris <guy@alum.mit.edu>
Date: Thu, 14 Feb 2019 13:16:02 -0800
Subject: [PATCH 470/470] Plug memory leak.
If the URL had "file" as the scheme, *and* if we couldn't allocate
memory for the path, we'd leak the memory we allocated for the scheme.
Should address Coverity CID 1442632 (although Coverity misdiagnosed the
underlying problem).
---
pcap.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/pcap.c b/pcap.c
index c134cd6..7336260 100644
--- a/pcap.c
+++ b/pcap.c
@@ -1663,13 +1663,14 @@ pcap_parse_source(const char *source, char **schemep, char **userinfop,
* the pathname.
*/
if (pcap_strcasecmp(scheme, "file") == 0) {
- *schemep = scheme;
*pathp = strdup(colonp + 3);
if (*pathp == NULL) {
pcap_fmt_errmsg_for_errno(ebuf, PCAP_ERRBUF_SIZE,
errno, "malloc");
+ free(scheme);
return (-1);
}
+ *schemep = scheme;
return (0);
}
--
1.8.3.1