[PATCH AUTOSEL for 4.14 29/67] mmc: block: fix logical error to avoid memory leak
From: "Liu, Changcheng"[ Upstream commit 0be55579a127916ebe39db2a74d906a2dfceed42 ] If the MMC_DRV_OP_GET_EXT_CSD request completes successfully, then ext_csd must be freed, but in one case it was not. Fix that. Signed-off-by: Liu Changcheng Acked-by: Adrian Hunter Acked-by: Linus Walleij Signed-off-by: Ulf Hansson Signed-off-by: Sasha Levin --- drivers/mmc/core/block.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index ccb516f18d72..9c6f2ce3b710 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -2387,6 +2387,7 @@ static int mmc_ext_csd_open(struct inode *inode, struct file *filp) if (n != EXT_CSD_STR_LEN) { err = -EINVAL; + kfree(ext_csd); goto out_free; } -- 2.14.1
[PATCH AUTOSEL for 4.14 29/67] mmc: block: fix logical error to avoid memory leak
From: "Liu, Changcheng" [ Upstream commit 0be55579a127916ebe39db2a74d906a2dfceed42 ] If the MMC_DRV_OP_GET_EXT_CSD request completes successfully, then ext_csd must be freed, but in one case it was not. Fix that. Signed-off-by: Liu Changcheng Acked-by: Adrian Hunter Acked-by: Linus Walleij Signed-off-by: Ulf Hansson Signed-off-by: Sasha Levin --- drivers/mmc/core/block.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index ccb516f18d72..9c6f2ce3b710 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -2387,6 +2387,7 @@ static int mmc_ext_csd_open(struct inode *inode, struct file *filp) if (n != EXT_CSD_STR_LEN) { err = -EINVAL; + kfree(ext_csd); goto out_free; } -- 2.14.1