[PATCH 5/6] pgo: modules Fixup memory leak.

From: Jarmo Tiitto
Date: Fri May 28 2021 - 16:11:19 EST


Signed-off-by: Jarmo Tiitto <jarmo.tiitto@xxxxxxxxx>
---
kernel/pgo/fs_mod.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/pgo/fs_mod.c b/kernel/pgo/fs_mod.c
index 0808d44227f1..2d1ff99e7982 100644
--- a/kernel/pgo/fs_mod.c
+++ b/kernel/pgo/fs_mod.c
@@ -261,6 +261,8 @@ static int prf_module_open(struct inode *inode, struct file *file)

if (!pinfo->buffer) {
err = -ENOMEM;
+ kfree(pinfo);
+ module_put(mod);
goto out;
}
}
@@ -373,7 +375,7 @@ static int pgo_module_notifier(struct notifier_block *nb, unsigned long event,
if (strcmp(data->mod->name, mod->name) == 0) {

mutex_lock(&prf_mod_lock);
- /* remofe from profiled modules */
+ /* remove from profiled modules */
list_del_rcu(&data->link);
/* mark it stale */
WRITE_ONCE(data->mod, NULL);
--
2.31.1