* [PATCH] scsi: be2iscsi: fix a memory leak in beiscsi_boot_get_sinfo()
@ 2025-12-13 8:36 Haoxiang Li
2025-12-20 16:09 ` Markus Elfring
2026-01-24 3:53 ` Martin K. Petersen
0 siblings, 2 replies; 3+ messages in thread
From: Haoxiang Li @ 2025-12-13 8:36 UTC (permalink / raw)
To: ketan.mukadam, James.Bottomley, martin.petersen, jitendra.bhivare, hare
Cc: linux-scsi, linux-kernel, Haoxiang Li, stable
If nonemb_cmd->va fails to be allocated, call free_mcc_wrb()
to restore the impact caused by alloc_mcc_wrb().
Fixes: 50a4b824be9e ("scsi: be2iscsi: Fix to make boot discovery non-blocking")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <lihaoxiang@isrc.iscas.ac.cn>
---
drivers/scsi/be2iscsi/be_mgmt.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 4e899ec1477d..b1cba986f0fb 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -1025,6 +1025,7 @@ unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba)
&nonemb_cmd->dma,
GFP_KERNEL);
if (!nonemb_cmd->va) {
+ free_mcc_wrb(ctrl, tag);
mutex_unlock(&ctrl->mbox_lock);
return 0;
}
--
2.25.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] scsi: be2iscsi: fix a memory leak in beiscsi_boot_get_sinfo()
2025-12-13 8:36 [PATCH] scsi: be2iscsi: fix a memory leak in beiscsi_boot_get_sinfo() Haoxiang Li
@ 2025-12-20 16:09 ` Markus Elfring
2026-01-24 3:53 ` Martin K. Petersen
1 sibling, 0 replies; 3+ messages in thread
From: Markus Elfring @ 2025-12-20 16:09 UTC (permalink / raw)
To: Haoxiang Li, linux-scsi, Hannes Reinecke, James Bottomley,
Jitendra Bhivare, Ketan Mukadam, Martin K. Petersen
Cc: stable, LKML
> If nonemb_cmd->va fails to be allocated, call free_mcc_wrb()
> to restore the impact caused by alloc_mcc_wrb().
avoid?
…
> +++ b/drivers/scsi/be2iscsi/be_mgmt.c
> @@ -1025,6 +1025,7 @@ unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba)
> &nonemb_cmd->dma,
> GFP_KERNEL);
> if (!nonemb_cmd->va) {
> + free_mcc_wrb(ctrl, tag);
> mutex_unlock(&ctrl->mbox_lock);
> return 0;
> }
I suggest to avoid also repeated mutex_unlock() calls in this function implementation.
Regards,
Markus
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] scsi: be2iscsi: fix a memory leak in beiscsi_boot_get_sinfo()
2025-12-13 8:36 [PATCH] scsi: be2iscsi: fix a memory leak in beiscsi_boot_get_sinfo() Haoxiang Li
2025-12-20 16:09 ` Markus Elfring
@ 2026-01-24 3:53 ` Martin K. Petersen
1 sibling, 0 replies; 3+ messages in thread
From: Martin K. Petersen @ 2026-01-24 3:53 UTC (permalink / raw)
To: ketan.mukadam, James.Bottomley, jitendra.bhivare, hare, Haoxiang Li
Cc: Martin K . Petersen, linux-scsi, linux-kernel, stable
On Sat, 13 Dec 2025 16:36:43 +0800, Haoxiang Li wrote:
> If nonemb_cmd->va fails to be allocated, call free_mcc_wrb()
> to restore the impact caused by alloc_mcc_wrb().
>
>
Applied to 6.19/scsi-fixes, thanks!
[1/1] scsi: be2iscsi: fix a memory leak in beiscsi_boot_get_sinfo()
https://git.kernel.org/mkp/scsi/c/4747bafaa501
--
Martin K. Petersen
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2026-01-24 3:53 UTC | newest]
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2025-12-13 8:36 [PATCH] scsi: be2iscsi: fix a memory leak in beiscsi_boot_get_sinfo() Haoxiang Li
2025-12-20 16:09 ` Markus Elfring
2026-01-24 3:53 ` Martin K. Petersen
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