don't reset db on security manager reset as the docs require

Author: paul-szczepanek-arm

features/FEATURE_BLE/ble/generic/FileSecurityDb.h

@@ -126,8 +126,6 @@ class FileSecurityDb : public SecurityDb {
 
     virtual void set_restore(bool reload);
 
-    virtual void reset();
-
 private:
     virtual uint8_t get_entry_count();
 

features/FEATURE_BLE/ble/generic/MemorySecurityDb.h

@@ -148,16 +148,6 @@ class MemorySecurityDb : public SecurityDb {
         }
     }
 
-
-    /* saving and loading from nvm */
-
-    virtual void reset() {
-        SecurityDb::reset();
-        for (size_t i = 0; i < MAX_ENTRIES; ++i) {
-            _entries[i] = entry_t();
-        }
-    }
-
 private:
     virtual uint8_t get_entry_count() {
         return MAX_ENTRIES;

features/FEATURE_BLE/ble/generic/SecurityDb.h

@@ -656,15 +656,6 @@ class SecurityDb {
      */
     virtual void set_restore(bool reload) { };
 
-    /**
-     * Reset the databse by removing all information
-     */
-    virtual void reset() {
-        _local_identity = SecurityEntryIdentity_t();
-        _local_csrk = csrk_t();
-        _local_sign_counter = 0;
-    }
-
 private:
     /**
      * Get an entry for a new connection not present in the db yet. This will find a free entry

features/FEATURE_BLE/source/generic/FileSecurityDb.cpp

@@ -304,11 +304,6 @@ void FileSecurityDb::set_restore(bool reload) {
     db_write(&reload, DB_OFFSET_RESTORE);
 }
 
-void FileSecurityDb::reset() {
-    SecurityDb::reset();
-    erase_db_file(_db_file);
-}
-
 /* helper functions */
 
 uint8_t FileSecurityDb::get_entry_count() {

features/FEATURE_BLE/source/generic/GenericSecurityManager.cpp

@@ -116,9 +116,7 @@ ble_error_t GenericSecurityManager::init(
 }
 
 ble_error_t GenericSecurityManager::reset(void) {
-    MBED_ASSERT(_db);
     _pal.reset();
-    _db->reset();
     SecurityManager::reset();
 
     return BLE_ERROR_NONE;