diff --git a/src/libsystemd/sd-device/sd-device.c b/src/libsystemd/sd-device/sd-device.c
index 94ea61cc8d..ece01e35f7 100644
--- a/src/libsystemd/sd-device/sd-device.c
+++ b/src/libsystemd/sd-device/sd-device.c
@@ -1392,7 +1392,7 @@ int device_read_db_internal_filename(sd_device *device, const char *filename) {
         _cleanup_free_ char *db = NULL;
         const char *value;
         size_t db_len;
-        char key;
+        char key = '\0';  /* Unnecessary initialization to appease gcc-12.0.0-0.4.fc36 */
         int r;
 
         enum {
@@ -1419,7 +1419,7 @@ int device_read_db_internal_filename(sd_device *device, const char *filename) {
 
         device->db_loaded = true;
 
-        for (size_t i = 0; i < db_len; i++) {
+        for (size_t i = 0; i < db_len; i++)
                 switch (state) {
                 case PRE_KEY:
                         if (!strchr(NEWLINE, db[i])) {
@@ -1467,7 +1467,6 @@ int device_read_db_internal_filename(sd_device *device, const char *filename) {
                 default:
                         return log_device_debug_errno(device, SYNTHETIC_ERRNO(EINVAL), "sd-device: invalid db syntax.");
                 }
-        }
 
         return 0;
 }