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authorWei Yongjun <weiyongjun1@huawei.com>2019-09-04 14:18:09 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-10-11 18:18:33 +0200
commit72463f8295afca1933b027049dec96166f246791 (patch)
treea52b3a753e280bf307a53cf84685445136c88578
parent61a2c2c94422b4d1a07405d1df9408fa3af2b4c6 (diff)
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crypto: cavium/zip - Add missing single_release()
commit c552ffb5c93d9d65aaf34f5f001c4e7e8484ced1 upstream. When using single_open() for opening, single_release() should be used instead of seq_release(), otherwise there is a memory leak. Fixes: 09ae5d37e093 ("crypto: zip - Add Compression/Decompression statistics") Cc: <stable@vger.kernel.org> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/crypto/cavium/zip/zip_main.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/crypto/cavium/zip/zip_main.c b/drivers/crypto/cavium/zip/zip_main.c
index a6425a7afa7b..279ffdd8b53d 100644
--- a/drivers/crypto/cavium/zip/zip_main.c
+++ b/drivers/crypto/cavium/zip/zip_main.c
@@ -595,6 +595,7 @@ static const struct file_operations zip_stats_fops = {
.owner = THIS_MODULE,
.open = zip_stats_open,
.read = seq_read,
+ .release = single_release,
};
static int zip_clear_open(struct inode *inode, struct file *file)
@@ -606,6 +607,7 @@ static const struct file_operations zip_clear_fops = {
.owner = THIS_MODULE,
.open = zip_clear_open,
.read = seq_read,
+ .release = single_release,
};
static int zip_regs_open(struct inode *inode, struct file *file)
@@ -617,6 +619,7 @@ static const struct file_operations zip_regs_fops = {
.owner = THIS_MODULE,
.open = zip_regs_open,
.read = seq_read,
+ .release = single_release,
};
/* Root directory for thunderx_zip debugfs entry */