From 033dde8261e86fd83e49602b417a2ce12ea58bfe Mon Sep 17 00:00:00 2001 From: Wenbin Mei Date: Tue, 7 Dec 2021 15:50:13 +0800 Subject: [PATCH] UPSTREAM: mmc: mediatek: free the ext_csd when mmc_get_ext_csd success If mmc_get_ext_csd success, the ext_csd are not freed. Add the missing kfree() calls. Bug: 254441685 Signed-off-by: Wenbin Mei Fixes: c4ac38c6539b ("mmc: mtk-sd: Add HS400 online tuning support") Link: https://lore.kernel.org/r/20211207075013.22911-1-wenbin.mei@mediatek.com Signed-off-by: Ulf Hansson (cherry picked from commit d594b35d3b31bc04b6ef36589f38135d3acb8df5) Signed-off-by: Lee Jones Change-Id: I5da7d65f841e84ea861dcf2213953a007d8a8892 --- drivers/mmc/host/mtk-sd.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c index d9913093c355..c2d34c5ede48 100644 --- a/drivers/mmc/host/mtk-sd.c +++ b/drivers/mmc/host/mtk-sd.c @@ -2299,8 +2299,10 @@ static int msdc_execute_hs400_tuning(struct mmc_host *mmc, struct mmc_card *card sdr_set_field(host->base + PAD_DS_TUNE, PAD_DS_TUNE_DLY1, i); ret = mmc_get_ext_csd(card, &ext_csd); - if (!ret) + if (!ret) { result_dly1 |= (1 << i); + kfree(ext_csd); + } } host->hs400_tuning = false;