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From: "Yu, Mingli" <mingli.yu@windriver.com>
To: <openembedded-core@lists.openembedded.org>, <seebs@seebs.net>,
	<randy.macleod@windriver.com>
Cc: <pavelmn@axis.com>
Subject: [pseudo][PATCH] pseudo_util.c: Open file with O_CLOEXEC to avoid fd leak
Date: Thu, 9 Apr 2020 10:38:41 +0800	[thread overview]
Message-ID: <1586399921-418794-1-git-send-email-mingli.yu@windriver.com> (raw)

From: Pavel Modilaynen <pavelmn@axis.com>

Use close-on-exec (O_CLOEXEC) flag when open log file to
make sure its file descriptor is not leaked to parent
process on fork/exec.

Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
---
 pseudo_util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pseudo_util.c b/pseudo_util.c
index c867ed6..0ec527b 100644
--- a/pseudo_util.c
+++ b/pseudo_util.c
@@ -1594,7 +1594,7 @@ pseudo_logfile(char *filename, char *defname, int prefer_fd) {
 		}
 		free(filename);
 	}	
-	fd = open(pseudo_path, O_WRONLY | O_APPEND | O_CREAT, 0644);
+	fd = open(pseudo_path, O_WRONLY | O_APPEND | O_CREAT | O_CLOEXEC, 0644);
 	if (fd == -1) {
 		pseudo_diag("help: can't open log file %s: %s\n", pseudo_path, strerror(errno));
 	} else {
-- 
2.7.4


             reply	other threads:[~2020-04-09  2:39 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-09  2:38 Yu, Mingli [this message]
2020-04-09  3:02 ` ✗ patchtest: failure for pseudo_util.c: Open file with O_CLOEXEC to avoid fd leak Patchwork
2020-04-09  5:25 ` [OE-core] [pseudo][PATCH] " Seebs
2020-04-09  6:30   ` Yu, Mingli
2020-04-09 15:17     ` Seebs

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