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authorWei Yongjun <weiyongjun1@huawei.com>2022-06-08 09:01:52 +0000
committerUlf Hansson <ulf.hansson@linaro.org>2022-07-12 12:25:36 +0200
commitba1de43768aa27865169af00ee0c2a4a165690b6 (patch)
tree60680da5fa861a7f85075a47d8f2c5920712438f
parent3576c0b2709c8204a18371d5f8b44a724234ffe7 (diff)
downloadlinux-ba1de43768aa27865169af00ee0c2a4a165690b6.tar.bz2
mmc: debugfs: Fix file release memory leak
When using single_open() for opening, single_release() should be used instead of seq_release(), otherwise there is a memory leak. Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Link: https://lore.kernel.org/r/20220608090152.179395-1-weiyongjun1@huawei.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
-rw-r--r--drivers/mmc/core/debugfs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index 75e98ec88fb9..fe6808771bc7 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -295,6 +295,7 @@ static const struct file_operations mmc_err_stats_fops = {
.open = mmc_err_stats_open,
.read = seq_read,
.write = mmc_err_stats_write,
+ .release = single_release,
};
void mmc_add_host_debugfs(struct mmc_host *host)