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-rw-r--r--src/core/main.c51
1 files changed, 17 insertions, 34 deletions
diff --git a/src/core/main.c b/src/core/main.c
index 97bad760c1..175b534a94 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -956,8 +956,8 @@ static int version(void) {
}
static int prepare_reexecute(Manager *m, FILE **_f, FDSet **_fds, bool switching_root) {
- FILE *f = NULL;
- FDSet *fds = NULL;
+ _cleanup_fdset_free_ FDSet *fds = NULL;
+ _cleanup_fclose_ FILE *f = NULL;
int r;
assert(m);
@@ -965,56 +965,39 @@ static int prepare_reexecute(Manager *m, FILE **_f, FDSet **_fds, bool switching
assert(_fds);
r = manager_open_serialization(m, &f);
- if (r < 0) {
- log_error_errno(r, "Failed to create serialization file: %m");
- goto fail;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to create serialization file: %m");
/* Make sure nothing is really destructed when we shut down */
m->n_reloading ++;
bus_manager_send_reloading(m, true);
fds = fdset_new();
- if (!fds) {
- r = -ENOMEM;
- log_error_errno(r, "Failed to allocate fd set: %m");
- goto fail;
- }
+ if (!fds)
+ return log_oom();
r = manager_serialize(m, f, fds, switching_root);
- if (r < 0) {
- log_error_errno(r, "Failed to serialize state: %m");
- goto fail;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to serialize state: %m");
- if (fseeko(f, 0, SEEK_SET) < 0) {
- log_error_errno(errno, "Failed to rewind serialization fd: %m");
- goto fail;
- }
+ if (fseeko(f, 0, SEEK_SET) == (off_t) -1)
+ return log_error_errno(errno, "Failed to rewind serialization fd: %m");
r = fd_cloexec(fileno(f), false);
- if (r < 0) {
- log_error_errno(r, "Failed to disable O_CLOEXEC for serialization: %m");
- goto fail;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to disable O_CLOEXEC for serialization: %m");
r = fdset_cloexec(fds, false);
- if (r < 0) {
- log_error_errno(r, "Failed to disable O_CLOEXEC for serialization fds: %m");
- goto fail;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to disable O_CLOEXEC for serialization fds: %m");
*_f = f;
*_fds = fds;
- return 0;
-
-fail:
- fdset_free(fds);
-
- safe_fclose(f);
+ f = NULL;
+ fds = NULL;
- return r;
+ return 0;
}
static int bump_rlimit_nofile(struct rlimit *saved_rlimit) {