* [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree
@ 2016-09-09 7:15 Colin King
2016-09-12 4:52 ` Leon Romanovsky
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Colin King @ 2016-09-09 7:15 UTC (permalink / raw)
To: Dennis Dalessandro, Doug Ledford, Sean Hefty, Hal Rosenstock, linux-rdma
Cc: linux-kernel
From: Colin Ian King <colin.king@canonical.com>
The userspace memory region 'mr' is allocated with kzalloc in
__rvt_alloc_mr however it is incorrectly being freed with vfree in
__rvt_free_mr. Fix this by using kfree to free it.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
drivers/infiniband/sw/rdmavt/mr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c
index 80c4b6b..46b6497 100644
--- a/drivers/infiniband/sw/rdmavt/mr.c
+++ b/drivers/infiniband/sw/rdmavt/mr.c
@@ -294,7 +294,7 @@ static void __rvt_free_mr(struct rvt_mr *mr)
{
rvt_deinit_mregion(&mr->mr);
rvt_free_lkey(&mr->mr);
- vfree(mr);
+ kfree(mr);
}
/**
--
2.9.3
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree
2016-09-09 7:15 [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree Colin King
@ 2016-09-12 4:52 ` Leon Romanovsky
2016-09-13 12:44 ` Dalessandro, Dennis
2016-09-16 18:10 ` Doug Ledford
2 siblings, 0 replies; 4+ messages in thread
From: Leon Romanovsky @ 2016-09-12 4:52 UTC (permalink / raw)
To: Colin King
Cc: Dennis Dalessandro, Doug Ledford, Sean Hefty, Hal Rosenstock,
linux-rdma, linux-kernel
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On Fri, Sep 09, 2016 at 08:15:37AM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> The userspace memory region 'mr' is allocated with kzalloc in
> __rvt_alloc_mr however it is incorrectly being freed with vfree in
> __rvt_free_mr. Fix this by using kfree to free it.
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
Thanks,
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
> ---
> drivers/infiniband/sw/rdmavt/mr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c
> index 80c4b6b..46b6497 100644
> --- a/drivers/infiniband/sw/rdmavt/mr.c
> +++ b/drivers/infiniband/sw/rdmavt/mr.c
> @@ -294,7 +294,7 @@ static void __rvt_free_mr(struct rvt_mr *mr)
> {
> rvt_deinit_mregion(&mr->mr);
> rvt_free_lkey(&mr->mr);
> - vfree(mr);
> + kfree(mr);
> }
>
> /**
> --
> 2.9.3
>
> --
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree
2016-09-09 7:15 [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree Colin King
2016-09-12 4:52 ` Leon Romanovsky
@ 2016-09-13 12:44 ` Dalessandro, Dennis
2016-09-16 18:10 ` Doug Ledford
2 siblings, 0 replies; 4+ messages in thread
From: Dalessandro, Dennis @ 2016-09-13 12:44 UTC (permalink / raw)
To: colin.king, hal.rosenstock, linux-rdma, dledford, Hefty, Sean
Cc: linux-kernel
On Fri, 2016-09-09 at 08:15 +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> The userspace memory region 'mr' is allocated with kzalloc in
> __rvt_alloc_mr however it is incorrectly being freed with vfree in
> __rvt_free_mr. Fix this by using kfree to free it.
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/infiniband/sw/rdmavt/mr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/sw/rdmavt/mr.c
> b/drivers/infiniband/sw/rdmavt/mr.c
> index 80c4b6b..46b6497 100644
> --- a/drivers/infiniband/sw/rdmavt/mr.c
> +++ b/drivers/infiniband/sw/rdmavt/mr.c
> @@ -294,7 +294,7 @@ static void __rvt_free_mr(struct rvt_mr *mr)
> {
> rvt_deinit_mregion(&mr->mr);
> rvt_free_lkey(&mr->mr);
> - vfree(mr);
> + kfree(mr);
> }
>
> /**
Thanks!
Acked-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree
2016-09-09 7:15 [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree Colin King
2016-09-12 4:52 ` Leon Romanovsky
2016-09-13 12:44 ` Dalessandro, Dennis
@ 2016-09-16 18:10 ` Doug Ledford
2 siblings, 0 replies; 4+ messages in thread
From: Doug Ledford @ 2016-09-16 18:10 UTC (permalink / raw)
To: Colin King, Dennis Dalessandro, Sean Hefty, Hal Rosenstock, linux-rdma
Cc: linux-kernel
[-- Attachment #1.1: Type: text/plain, Size: 943 bytes --]
On 9/9/2016 3:15 AM, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> The userspace memory region 'mr' is allocated with kzalloc in
> __rvt_alloc_mr however it is incorrectly being freed with vfree in
> __rvt_free_mr. Fix this by using kfree to free it.
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/infiniband/sw/rdmavt/mr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c
> index 80c4b6b..46b6497 100644
> --- a/drivers/infiniband/sw/rdmavt/mr.c
> +++ b/drivers/infiniband/sw/rdmavt/mr.c
> @@ -294,7 +294,7 @@ static void __rvt_free_mr(struct rvt_mr *mr)
> {
> rvt_deinit_mregion(&mr->mr);
> rvt_free_lkey(&mr->mr);
> - vfree(mr);
> + kfree(mr);
> }
>
> /**
>
Thanks, applied.
--
Doug Ledford <dledford@redhat.com>
GPG Key ID: 0E572FDD
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^ permalink raw reply [flat|nested] 4+ messages in thread
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2016-09-09 7:15 [PATCH] IB/rdmavt: free the userspace memory region with kfree instead of vfree Colin King
2016-09-12 4:52 ` Leon Romanovsky
2016-09-13 12:44 ` Dalessandro, Dennis
2016-09-16 18:10 ` Doug Ledford
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