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lxc_init: add missing O_CLOEXEC

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Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
This commit is contained in:
Christian Brauner 2020-03-25 12:53:13 +01:00
parent ed58616410
commit 591f6f44a7
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GPG Key ID: 8EB056D53EECB12D
1 changed files with 3 additions and 3 deletions
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6
src/lxc/cmd/lxc_init.c
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@ -87,7 +87,8 @@ static void prevent_forking(void)
return; return;
while (getline(&line, &len, f) != -1) { while (getline(&line, &len, f) != -1) {
int fd, ret; __do_close int fd = -EBADF;
int ret;
char *p, *p2; char *p, *p2;
p = strchr(line, ':'); p = strchr(line, ':');
@ -118,7 +119,7 @@ static void prevent_forking(void)
return; return;
} }
fd = open(path, O_WRONLY); fd = open(path, O_WRONLY | O_CLOEXEC);
if (fd < 0) { if (fd < 0) {
if (my_args.quiet) if (my_args.quiet)
fprintf(stderr, "Failed to open \"%s\"\n", path); fprintf(stderr, "Failed to open \"%s\"\n", path);
@ -129,7 +130,6 @@ static void prevent_forking(void)
if (ret != 1 && !my_args.quiet) if (ret != 1 && !my_args.quiet)
fprintf(stderr, "Failed to write to \"%s\"\n", path); fprintf(stderr, "Failed to write to \"%s\"\n", path);
close(fd);
return; return;
} }
} }