diff options
Diffstat (limited to 'src/tmpfiles/tmpfiles.c')
| -rw-r--r-- | src/tmpfiles/tmpfiles.c | 66 |
1 files changed, 17 insertions, 49 deletions
diff --git a/src/tmpfiles/tmpfiles.c b/src/tmpfiles/tmpfiles.c index 7da94ed57b..b93d8988fc 100644 --- a/src/tmpfiles/tmpfiles.c +++ b/src/tmpfiles/tmpfiles.c @@ -134,7 +134,7 @@ static struct Item* find_glob(Hashmap *h, const char *match) { } static void load_unix_sockets(void) { - FILE *f = NULL; + FILE _cleanup_fclose_ *f = NULL; char line[LINE_MAX]; if (unix_sockets) @@ -194,15 +194,11 @@ static void load_unix_sockets(void) { } } - fclose(f); return; fail: set_free_free(unix_sockets); unix_sockets = NULL; - - if (f) - fclose(f); } static bool unix_socket_alive(const char *fn) { @@ -231,12 +227,12 @@ static int dir_cleanup( struct dirent *dent; struct timespec times[2]; bool deleted = false; - char *sub_path = NULL; int r = 0; while ((dent = readdir(d))) { struct stat s; usec_t age; + char _cleanup_free_ *sub_path = NULL; if (streq(dent->d_name, ".") || streq(dent->d_name, "..")) @@ -260,9 +256,6 @@ static int dir_cleanup( if (s.st_uid == 0 && !(s.st_mode & S_IWUSR)) continue; - free(sub_path); - sub_path = NULL; - if (asprintf(&sub_path, "%s/%s", p, dent->d_name) < 0) { r = log_oom(); goto finish; @@ -285,7 +278,7 @@ static int dir_cleanup( if (maxdepth <= 0) log_warning("Reached max depth on %s.", sub_path); else { - DIR *sub_dir; + DIR _cleanup_closedir_ *sub_dir; int q; sub_dir = xopendirat(dirfd(d), dent->d_name, O_NOFOLLOW|O_NOATIME); @@ -299,7 +292,6 @@ static int dir_cleanup( } q = dir_cleanup(i, sub_path, sub_dir, &s, cutoff, rootdev, false, maxdepth-1, false); - closedir(sub_dir); if (q < 0) r = q; @@ -393,8 +385,6 @@ finish: log_error("utimensat(%s): %m", p); } - free(sub_path); - return r; } @@ -483,7 +473,7 @@ static int write_one_file(Item *i, const char *path) { } static int recursive_relabel_children(Item *i, const char *path) { - DIR *d; + DIR _cleanup_closedir_ *d; int ret = 0; /* This returns the first error we run into, but nevertheless @@ -498,7 +488,7 @@ static int recursive_relabel_children(Item *i, const char *path) { union dirent_storage buf; bool is_dir; int r; - char *entry_path; + char _cleanup_free_ *entry_path = NULL; r = readdir_r(d, &buf.de, &de); if (r != 0) { @@ -525,7 +515,6 @@ static int recursive_relabel_children(Item *i, const char *path) { if (lstat(entry_path, &st) < 0) { if (ret == 0 && errno != ENOENT) ret = -errno; - free(entry_path); continue; } @@ -538,7 +527,6 @@ static int recursive_relabel_children(Item *i, const char *path) { if (r < 0) { if (ret == 0 && r != -ENOENT) ret = r; - free(entry_path); continue; } @@ -547,12 +535,8 @@ static int recursive_relabel_children(Item *i, const char *path) { if (r < 0 && ret == 0) ret = r; } - - free(entry_path); } - closedir(d); - return ret; } @@ -856,7 +840,7 @@ static int remove_item(Item *i) { } static int clean_item_instance(Item *i, const char* instance) { - DIR *d; + DIR _cleanup_closedir_ *d = NULL; struct stat s, ps; bool mountpoint; int r; @@ -884,31 +868,24 @@ static int clean_item_instance(Item *i, const char* instance) { if (fstat(dirfd(d), &s) < 0) { log_error("stat(%s) failed: %m", i->path); - r = -errno; - goto finish; + return -errno; } if (!S_ISDIR(s.st_mode)) { log_error("%s is not a directory.", i->path); - r = -ENOTDIR; - goto finish; + return -ENOTDIR; } if (fstatat(dirfd(d), "..", &ps, AT_SYMLINK_NOFOLLOW) != 0) { log_error("stat(%s/..) failed: %m", i->path); - r = -errno; - goto finish; + return -errno; } mountpoint = s.st_dev != ps.st_dev || (s.st_dev == ps.st_dev && s.st_ino == ps.st_ino); - r = dir_cleanup(i, instance, d, &s, cutoff, s.st_dev, mountpoint, MAX_DEPTH, i->keep_first_level); - -finish: - if (d) - closedir(d); - + r = dir_cleanup(i, instance, d, &s, cutoff, s.st_dev, mountpoint, + MAX_DEPTH, i->keep_first_level); return r; } @@ -1002,7 +979,8 @@ static bool item_equal(Item *a, Item *b) { static int parse_line(const char *fname, unsigned line, const char *buffer) { Item *i, *existing; - char *mode = NULL, *user = NULL, *group = NULL, *age = NULL; + char _cleanup_free_ + *mode = NULL, *user = NULL, *group = NULL, *age = NULL; char type; Hashmap *h; int r, n = -1; @@ -1015,21 +993,16 @@ static int parse_line(const char *fname, unsigned line, const char *buffer) { if (!i) return log_oom(); - if (sscanf(buffer, - "%c " - "%ms " - "%ms " - "%ms " - "%ms " - "%ms " - "%n", + r = sscanf(buffer, + "%c %ms %ms %ms %ms %ms %n", &type, &i->path, &mode, &user, &group, &age, - &n) < 2) { + &n); + if (r < 2) { log_error("[%s:%u] Syntax error.", fname, line); r = -EIO; goto finish; @@ -1196,11 +1169,6 @@ static int parse_line(const char *fname, unsigned line, const char *buffer) { r = 0; finish: - free(user); - free(group); - free(mode); - free(age); - if (i) item_free(i); |