libudev: hwdb: add missing endianess conversion

[elogind.git] / src / libudev / libudev-hwdb.c

diff --git a/src/libudev/libudev-hwdb.c b/src/libudev/libudev-hwdb.c
index 6779e45b4e5302e675c29b711be17b7fbb33769c..09096c4d71d6d5cb2724fda731d37f696038b5ae 100644 (file)
--- a/src/libudev/libudev-hwdb.c
+++ b/src/libudev/libudev-hwdb.c
@@ -169,8 +169,8 @@ static int trie_fnmatch_f(struct udev_hwdb *hwdb, const struct trie_node_f *node
                 linebuf_rem_char(buf);
         }
 
-        if (node->values_count && fnmatch(linebuf_get(buf), search, 0) == 0)
-                for (i = 0; i < node->values_count; i++) {
+        if (le64toh(node->values_count) && fnmatch(linebuf_get(buf), search, 0) == 0)
+                for (i = 0; i < le64toh(node->values_count); i++) {
                         err = hwdb_add_property(hwdb, trie_string(hwdb, trie_node_values(hwdb, node)[i].key_off),
                                                 trie_string(hwdb, trie_node_values(hwdb, node)[i].value_off));
                         if (err < 0)
@@ -236,7 +236,7 @@ static int trie_search_f(struct udev_hwdb *hwdb, const char *search) {
                 if (search[i] == '\0') {
                         size_t n;
 
-                        for (n = 0; n < node->values_count; n++) {
+                        for (n = 0; n < le64toh(node->values_count); n++) {
                                 err = hwdb_add_property(hwdb, trie_string(hwdb, trie_node_values(hwdb, node)[n].key_off),
                                                         trie_string(hwdb, trie_node_values(hwdb, node)[n].value_off));
                                 if (err < 0)
@@ -271,30 +271,30 @@ _public_ struct udev_hwdb *udev_hwdb_new(struct udev *udev) {
         hwdb->refcount = 1;
         udev_list_init(udev, &hwdb->properties_list, true);
 
-        hwdb->f = fopen("/etc/udev/hwdb.bin", "re");
+        hwdb->f = fopen(HWDB_BIN, "re");
         if (!hwdb->f) {
-                log_debug("error reading /etc/udev/hwdb.bin: %m");
+                log_debug("error reading %s: %m", HWDB_BIN);
                 udev_hwdb_unref(hwdb);
                 return NULL;
         }
 
         if (fstat(fileno(hwdb->f), &hwdb->st) < 0 ||
             (size_t)hwdb->st.st_size < offsetof(struct trie_header_f, strings_len) + 8) {
-                log_debug("error reading /etc/udev/hwdb.bin: %m");
+                log_debug("error reading %s: %m", HWDB_BIN);
                 udev_hwdb_unref(hwdb);
                 return NULL;
         }
 
         hwdb->map = mmap(0, hwdb->st.st_size, PROT_READ, MAP_SHARED, fileno(hwdb->f), 0);
         if (hwdb->map == MAP_FAILED) {
-                log_debug("error mapping /etc/udev/hwdb.bin: %m");
+                log_debug("error mapping %s: %m", HWDB_BIN);
                 udev_hwdb_unref(hwdb);
                 return NULL;
         }
 
         if (memcmp(hwdb->map, sig, sizeof(hwdb->head->signature)) != 0 ||
             (size_t)hwdb->st.st_size != le64toh(hwdb->head->file_size)) {
-                log_debug("error recognizing the format of /etc/udev/hwdb.bin");
+                log_debug("error recognizing the format of %s", HWDB_BIN);
                 udev_hwdb_unref(hwdb);
                 return NULL;
         }