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File 0001-journal-cleanup-up-error-handling-in-update_catalog.patch of Package systemd (Revision 520dbb589aa65b327124afb794f84479)

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From e3b9d9c8027a7c4c55cf1614e0fe9423fad69e8f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Fri, 11 Apr 2014 08:44:55 -0400
Subject: [PATCH] journal: cleanup up error handling in update_catalog()

- Negative/positive errno mixup caused duplicates not to be detected properly.
  Now we get a warning about some duplicate entries in our own catalogs...
- Errors in update_catalog would be ignored, but they should not be.
---
 src/journal/catalog.c      |   25 +++++++++++++------------
 src/journal/test-catalog.c |    3 ++-
 2 files changed, 15 insertions(+), 13 deletions(-)

diff --git src/journal/catalog.c src/journal/catalog.c
index 3ed0b7e..02dedc4 100644
--- src/journal/catalog.c
+++ src/journal/catalog.c
@@ -103,7 +103,7 @@ static int finish_item(
                 const char *payload) {
 
         ssize_t offset;
-        CatalogItem *i;
+        _cleanup_free_ CatalogItem *i = NULL;
         int r;
 
         assert(h);
@@ -126,13 +126,14 @@ static int finish_item(
         i->offset = htole64((uint64_t) offset);
 
         r = hashmap_put(h, i, i);
-        if (r == EEXIST) {
+        if (r == -EEXIST) {
                 log_warning("Duplicate entry for " SD_ID128_FORMAT_STR ".%s, ignoring.",
                             SD_ID128_FORMAT_VAL(id), language ? language : "C");
-                free(i);
                 return 0;
-        }
+        } else if (r < 0)
+                return r;
 
+        i = NULL;
         return 0;
 }
 
@@ -383,8 +384,8 @@ error:
 int catalog_update(const char* database, const char* root, const char* const* dirs) {
         _cleanup_strv_free_ char **files = NULL;
         char **f;
-        Hashmap *h;
         struct strbuf *sb = NULL;
+        _cleanup_hashmap_free_free_ Hashmap *h = NULL;
         _cleanup_free_ CatalogItem *items = NULL;
         CatalogItem *i;
         Iterator j;
@@ -406,13 +407,17 @@ int catalog_update(const char* database, const char* root, const char* const* di
         }
 
         STRV_FOREACH(f, files) {
-                log_debug("reading file '%s'", *f);
-                catalog_import_file(h, sb, *f);
+                log_debug("Reading file '%s'", *f);
+                r = catalog_import_file(h, sb, *f);
+                if (r < 0) {
+                        log_error("Failed to import file '%s': %s.",
+                                  *f, strerror(-r));
+                        goto finish;
+                }
         }
 
         if (hashmap_size(h) <= 0) {
                 log_info("No items in catalog.");
-                r = 0;
                 goto finish;
         } else
                 log_debug("Found %u items in catalog.", hashmap_size(h));
@@ -443,11 +448,7 @@ int catalog_update(const char* database, const char* root, const char* const* di
                 log_debug("%s: wrote %u items, with %zu bytes of strings, %ld total size.",
                           database, n, sb->len, r);
 
-        r = 0;
-
 finish:
-        if (h)
-                hashmap_free_free(h);
         if (sb)
                 strbuf_cleanup(sb);
 
diff --git src/journal/test-catalog.c src/journal/test-catalog.c
index b087a8b..967ab67 100644
--- src/journal/test-catalog.c
+++ src/journal/test-catalog.c
@@ -157,7 +157,8 @@ int main(int argc, char *argv[]) {
 
         setlocale(LC_ALL, "de_DE.UTF-8");
 
-        log_set_max_level(LOG_DEBUG);
+        log_parse_environment();
+        log_open();
 
         test_catalog_file_lang();
 
-- 
1.7.9.2

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File 0001-journal-cleanup-up-error-handling-in-update_catalog.patch of Package systemd (Revision 520dbb589aa65b327124afb794f84479)

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