From: Prasanna Kumar T S M <ptsm@linux.microsoft.com>
To: ptsm@linux.microsoft.com, shubhrajyoti.datta@amd.com,
bp@alien8.de, tony.luck@intel.com, linux-edac@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org
Subject: [PATCH 2/5] EDAC/versalnet: Release reference to remoteproc device in remove
Date: Sun, 22 Mar 2026 06:11:34 -0700 [thread overview]
Message-ID: <20260322131134.1684691-1-ptsm@linux.microsoft.com> (raw)
In-Reply-To: <20260322131107.1684647-1-ptsm@linux.microsoft.com>
The rproc reference acquired via rproc_get_by_phandle() during probe
is not released in mc_remove(), causing a reference count leak. Add
the missing rproc_put() call.
Fixes: d5fe2fec6c40d ("EDAC: Add a driver for the AMD Versal NET DDR controller")
Cc: stable@vger.kernel.org
Signed-off-by: Prasanna Kumar T S M <ptsm@linux.microsoft.com>
---
drivers/edac/versalnet_edac.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/edac/versalnet_edac.c b/drivers/edac/versalnet_edac.c
index f70243bc8a7a..28f5036f381c 100644
--- a/drivers/edac/versalnet_edac.c
+++ b/drivers/edac/versalnet_edac.c
@@ -958,6 +958,7 @@ static void mc_remove(struct platform_device *pdev)
cdx_mcdi_finish(priv->mcdi);
unregister_rpmsg_driver(&amd_rpmsg_driver);
rproc_shutdown(priv->mcdi->r5_rproc);
+ rproc_put(priv->mcdi->r5_rproc);
}
static const struct of_device_id amd_edac_match[] = {
--
2.49.0
next prev parent reply other threads:[~2026-03-22 13:11 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-22 13:11 [PATCH 1/5] EDAC/versalnet: Fix teardown ordering in mc_remove() Prasanna Kumar T S M
2026-03-22 13:11 ` Prasanna Kumar T S M [this message]
2026-03-22 15:59 ` [PATCH 2/5] EDAC/versalnet: Release reference to remoteproc device in remove Borislav Petkov
2026-03-23 7:25 ` Prasanna Kumar T S M
2026-03-22 13:11 ` [PATCH 3/5] EDAC/versalnet: Fix memory leak in remove and probe error paths Prasanna Kumar T S M
2026-03-22 19:15 ` Borislav Petkov
2026-03-22 13:11 ` [PATCH 4/5] EDAC/versalnet: Fix device_register() error handling in init_one_mc() Prasanna Kumar T S M
2026-03-22 16:10 ` Borislav Petkov
2026-03-23 7:08 ` Prasanna Kumar T S M
2026-03-24 11:23 ` Borislav Petkov
2026-03-24 12:16 ` Borislav Petkov
2026-03-22 13:11 ` [PATCH 5/5] EDAC/versalnet: Fix device name memory leak Prasanna Kumar T S M
2026-03-22 16:15 ` Borislav Petkov
2026-03-23 6:59 ` Prasanna Kumar T S M
2026-03-26 17:23 ` kernel test robot
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