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Howlett" Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET , linux-fsdevel@vger.kernel.org Subject: [PATCH] radix tree test suite: Fix a memory initialization issue Date: Thu, 28 Sep 2023 23:11:45 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL,SPF_HELO_PASS,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Thu, 28 Sep 2023 14:12:19 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1778345675939563481 X-GMAIL-MSGID: 1778345675939563481 If __GFP_ZERO is used, the whole allocated memory should be cleared, not the first part of it only. Fixes: cc86e0c2f306 ("radix tree test suite: add support for slab bulk APIs") Signed-off-by: Christophe JAILLET --- tools/testing/radix-tree/linux.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/radix-tree/linux.c b/tools/testing/radix-tree/linux.c index d587a558997f..8ab162c48629 100644 --- a/tools/testing/radix-tree/linux.c +++ b/tools/testing/radix-tree/linux.c @@ -172,7 +172,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *cachep, gfp_t gfp, size_t size, if (cachep->ctor) cachep->ctor(p[i]); else if (gfp & __GFP_ZERO) - memset(p[i], 0, cachep->size); + memset(p[i], 0, cachep->size * size); } }