3.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Maxim Mikityanskiy <maxtram95@xxxxxxxxx>
commit 51c94491c82c3d9029f6e87a1a153db321d88e35 upstream.
Fix memory leak - don't forget to kfree ACPI object when returning from
msi_wmi_notify() after suppressing key event.
Signed-off-by: Maxim Mikityanskiy <maxtram95@xxxxxxxxx>
Acked-by: Anisse Astier <anisse@xxxxxxxxx>
Signed-off-by: Lee, Chun-Yi <jlee@xxxxxxxx>
Signed-off-by: Matthew Garrett <matthew.garrett@xxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Qiang Huang <h.huangqiang@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/platform/x86/msi-wmi.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/platform/x86/msi-wmi.c
+++ b/drivers/platform/x86/msi-wmi.c
@@ -176,7 +176,7 @@ static void msi_wmi_notify(u32 value, vo
pr_debug("Suppressed key event 0x%X - "
"Last press was %lld us ago\n",
key->code, ktime_to_us(diff));
- return;
+ goto msi_wmi_notify_exit;
}
last_pressed[key->code - SCANCODE_BASE] = cur;
@@ -195,6 +195,8 @@ static void msi_wmi_notify(u32 value, vo
pr_info("Unknown key pressed - %x\n", eventcode);
} else
pr_info("Unknown event received\n");
+
+msi_wmi_notify_exit:
kfree(response.pointer);
}
--
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