chattr-util: drop mostly unused 'previous' argument from chattr_path() and friends

src/libsystemd/sd-journal/test-journal-append.c

@@ -57,7 +57,7 @@ static int journal_corrupt_and_append(uint64_t start_offset, uint64_t step) {
 
         assert_se(mkdtemp_malloc("/tmp/journal-append-XXXXXX", &tempdir) >= 0);
         assert_se(chdir(tempdir) >= 0);
-        (void) chattr_path(tempdir, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
+        (void) chattr_path(tempdir, FS_NOCOW_FL, FS_NOCOW_FL);
 
         log_debug("Opening journal %s/system.journal", tempdir);
 

src/libsystemd/sd-journal/test-journal-flush.c

@@ -107,7 +107,7 @@ static void test_journal_flush_one(int argc, char *argv[]) {
 
         assert_se(m = mmap_cache_new());
         assert_se(mkdtemp_malloc("/var/tmp/test-journal-flush.XXXXXX", &dn) >= 0);
-        (void) chattr_path(dn, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
+        (void) chattr_path(dn, FS_NOCOW_FL, FS_NOCOW_FL);
 
         assert_se(fn = path_join(dn, "test.journal"));
 

src/libsystemd/sd-journal/test-journal-init.c

@@ -28,7 +28,7 @@ int main(int argc, char *argv[]) {
         log_info("Running %d loops", I);
 
         assert_se(mkdtemp(t));
-        (void) chattr_path(t, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
+        (void) chattr_path(t, FS_NOCOW_FL, FS_NOCOW_FL);
 
         for (i = 0; i < I; i++) {
                 r = sd_journal_open(&j, SD_JOURNAL_LOCAL_ONLY | SD_JOURNAL_ASSUME_IMMUTABLE);

src/libsystemd/sd-journal/test-journal-interleaving.c

@@ -224,7 +224,7 @@ static void mkdtemp_chdir_chattr(const char *template, char **ret) {
 
         /* Speed up things a bit on btrfs, ensuring that CoW is turned off for all files created in our
          * directory during the test run */
-        (void) chattr_path(path, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
+        (void) chattr_path(path, FS_NOCOW_FL, FS_NOCOW_FL);
 
         *ret = TAKE_PTR(path);
 }

src/libsystemd/sd-journal/test-journal-stream.c

@@ -74,7 +74,7 @@ static void run_test(void) {
 
         assert_se(mkdtemp(t));
         assert_se(chdir(t) >= 0);
-        (void) chattr_path(t, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
+        (void) chattr_path(t, FS_NOCOW_FL, FS_NOCOW_FL);
 
         assert_se(journal_file_open(-EBADF, "one.journal", O_RDWR|O_CREAT, JOURNAL_COMPRESS, 0666, UINT64_MAX, NULL, m, NULL, &one) == 0);
         assert_se(journal_file_open(-EBADF, "two.journal", O_RDWR|O_CREAT, JOURNAL_COMPRESS, 0666, UINT64_MAX, NULL, m, NULL, &two) == 0);

src/libsystemd/sd-journal/test-journal-verify.c

@@ -88,7 +88,7 @@ static int run_test(const char *verification_key, ssize_t max_iterations) {
 
         assert_se(mkdtemp(t));
         assert_se(chdir(t) >= 0);
-        (void) chattr_path(t, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
+        (void) chattr_path(t, FS_NOCOW_FL, FS_NOCOW_FL);
 
         log_info("Generating a test journal");
 

src/libsystemd/sd-journal/test-journal.c

@@ -20,7 +20,7 @@ static void mkdtemp_chdir_chattr(char *path) {
 
         /* Speed up things a bit on btrfs, ensuring that CoW is turned off for all files created in our
          * directory during the test run */
-        (void) chattr_path(path, FS_NOCOW_FL, FS_NOCOW_FL, NULL);
+        (void) chattr_path(path, FS_NOCOW_FL, FS_NOCOW_FL);
 }
 
 static void test_non_empty_one(void) {