From: Wei Yongjun weiyongjun1@huawei.com
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
--- drivers/crypto/cavium/zip/zip_main.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/crypto/cavium/zip/zip_main.c +++ b/drivers/crypto/cavium/zip/zip_main.c @@ -593,6 +593,7 @@ static const struct file_operations zip_ .owner = THIS_MODULE, .open = zip_stats_open, .read = seq_read, + .release = single_release, };
static int zip_clear_open(struct inode *inode, struct file *file) @@ -604,6 +605,7 @@ static const struct file_operations zip_ .owner = THIS_MODULE, .open = zip_clear_open, .read = seq_read, + .release = single_release, };
static int zip_regs_open(struct inode *inode, struct file *file) @@ -615,6 +617,7 @@ static const struct file_operations zip_ .owner = THIS_MODULE, .open = zip_regs_open, .read = seq_read, + .release = single_release, };
/* Root directory for thunderx_zip debugfs entry */