Commit-ID: d0e375e8f26edd2e577e3afa9d952f91037cbd87
Gitweb: https://git.kernel.org/tip/d0e375e8f26edd2e577e3afa9d952f91037cbd87
Author: Borislav Petkov <bp@xxxxxxx>
AuthorDate: Sat, 20 Apr 2019 21:39:24 +0200
Committer: Borislav Petkov <bp@xxxxxxx>
CommitDate: Sat, 8 Jun 2019 17:35:04 +0200
RAS/CEC: Fix potential memory leak
Free the array page if a failure is encountered while creating the
debugfs nodes.
Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: linux-edac <linux-edac@xxxxxxxxxxxxxxx>
---
drivers/ras/cec.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
index 31868bd99e8d..f57e869dfea2 100644
--- a/drivers/ras/cec.c
+++ b/drivers/ras/cec.c
@@ -504,8 +504,10 @@ void __init cec_init(void)
return;
}
- if (create_debugfs_nodes())
+ if (create_debugfs_nodes()) {
+ free_page((unsigned long)ce_arr.array);
return;
+ }
INIT_DELAYED_WORK(&cec_work, cec_work_fn);
schedule_delayed_work(&cec_work, CEC_DECAY_DEFAULT_INTERVAL);
|