[OE-core] [pseudo v4] pseudo_util.c: Open file with O_CLOEXEC to avoid fd leak
mingli.yu at windriver.com
mingli.yu at windriver.com
Mon Jan 20 03:27:30 UTC 2020
From: Pavel Modilaynen <pavelmn at 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 at 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
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