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-rw-r--r--fs/jbd/transaction.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c
index ff75afe9b185..508b2ea91f43 100644
--- a/fs/jbd/transaction.c
+++ b/fs/jbd/transaction.c
@@ -227,7 +227,8 @@ repeat_locked:
227 spin_unlock(&transaction->t_handle_lock); 227 spin_unlock(&transaction->t_handle_lock);
228 spin_unlock(&journal->j_state_lock); 228 spin_unlock(&journal->j_state_lock);
229out: 229out:
230 kfree(new_transaction); 230 if (unlikely(new_transaction)) /* It's usually NULL */
231 kfree(new_transaction);
231 return ret; 232 return ret;
232} 233}
233 234
@@ -724,7 +725,8 @@ done:
724 journal_cancel_revoke(handle, jh); 725 journal_cancel_revoke(handle, jh);
725 726
726out: 727out:
727 kfree(frozen_buffer); 728 if (unlikely(frozen_buffer)) /* It's usually NULL */
729 kfree(frozen_buffer);
728 730
729 JBUFFER_TRACE(jh, "exit"); 731 JBUFFER_TRACE(jh, "exit");
730 return error; 732 return error;
@@ -903,7 +905,8 @@ repeat:
903 jbd_unlock_bh_state(bh); 905 jbd_unlock_bh_state(bh);
904out: 906out:
905 journal_put_journal_head(jh); 907 journal_put_journal_head(jh);
906 kfree(committed_data); 908 if (unlikely(committed_data))
909 kfree(committed_data);
907 return err; 910 return err;
908} 911}
909 912