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pam_systemd: close pidfd after use

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This commit is contained in:
Mike Yuan
2024-01-19 20:08:39 +08:00
parent fb7a902aed
commit 79f36b6415
1 changed files with 11 additions and 3 deletions
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src/login/pam_systemd.c
+11 -3
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@@ -802,13 +802,21 @@ typedef struct SessionContext {
const char *runtime_max_sec;
} SessionContext;
static int create_session_message(sd_bus *bus, pam_handle_t *handle, const SessionContext *context, bool avoid_pidfd, sd_bus_message **ret) {
static int create_session_message(
sd_bus *bus,
pam_handle_t *handle,
const SessionContext *context,
bool avoid_pidfd,
sd_bus_message **ret) {
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
int r, pidfd = -EBADFD;
_cleanup_close_ int pidfd = -EBADF;
int r;
assert(bus);
assert(handle);
assert(context);
assert(ret);
if (!avoid_pidfd) {
pidfd = pidfd_open(getpid_cached(), 0);
@@ -1066,7 +1074,7 @@ _public_ PAM_EXTERN int pam_sm_open_session(
r = create_session_message(bus,
handle,
&context,
false /* avoid_pidfd = */,
/* avoid_pidfd = */ false,
&m);
if (r < 0)
return pam_bus_log_create_error(handle, r);