* [PATCH] devargs: fix leak on hotplug failure
@ 2022-04-14 11:27 David Marchand
2022-05-12 7:06 ` David Marchand
0 siblings, 1 reply; 3+ messages in thread
From: David Marchand @ 2022-04-14 11:27 UTC (permalink / raw)
To: dev; +Cc: stable, Xueming Li, Ray Kinsella, Gaetan Rivet
Caught by ASan, if a secondary process tried to attach a device with an
incorrect driver name, devargs was leaked.
Fixes: 64051bb1f144 ("devargs: unify scratch buffer storage")
Cc: stable@dpdk.org
Signed-off-by: David Marchand <david.marchand@redhat.com>
---
lib/eal/common/eal_common_dev.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/lib/eal/common/eal_common_dev.c b/lib/eal/common/eal_common_dev.c
index c0ee4e442f..9d913e5478 100644
--- a/lib/eal/common/eal_common_dev.c
+++ b/lib/eal/common/eal_common_dev.c
@@ -180,8 +180,10 @@ local_dev_probe(const char *devargs, struct rte_device **new_dev)
return ret;
err_devarg:
- if (rte_devargs_remove(da) != 0)
+ if (rte_devargs_remove(da) != 0) {
rte_devargs_reset(da);
+ free(da);
+ }
return ret;
}
--
2.23.0
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] devargs: fix leak on hotplug failure
2022-04-14 11:27 [PATCH] devargs: fix leak on hotplug failure David Marchand
@ 2022-05-12 7:06 ` David Marchand
2022-05-19 16:21 ` David Marchand
0 siblings, 1 reply; 3+ messages in thread
From: David Marchand @ 2022-05-12 7:06 UTC (permalink / raw)
To: Xueming Li, Gaetan Rivet; +Cc: dpdk stable, dev, Ray Kinsella
On Thu, Apr 14, 2022 at 1:28 PM David Marchand
<david.marchand@redhat.com> wrote:
>
> Caught by ASan, if a secondary process tried to attach a device with an
> incorrect driver name, devargs was leaked.
>
> Fixes: 64051bb1f144 ("devargs: unify scratch buffer storage")
> Cc: stable@dpdk.org
>
> Signed-off-by: David Marchand <david.marchand@redhat.com>
Review please?
--
David Marchand
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] devargs: fix leak on hotplug failure
2022-05-12 7:06 ` David Marchand
@ 2022-05-19 16:21 ` David Marchand
0 siblings, 0 replies; 3+ messages in thread
From: David Marchand @ 2022-05-19 16:21 UTC (permalink / raw)
To: Xueming Li, Gaetan Rivet; +Cc: dpdk stable, dev, Ray Kinsella, Thomas Monjalon
On Thu, May 12, 2022 at 9:06 AM David Marchand
<david.marchand@redhat.com> wrote:
> On Thu, Apr 14, 2022 at 1:28 PM David Marchand
> <david.marchand@redhat.com> wrote:
> >
> > Caught by ASan, if a secondary process tried to attach a device with an
> > incorrect driver name, devargs was leaked.
> >
> > Fixes: 64051bb1f144 ("devargs: unify scratch buffer storage")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: David Marchand <david.marchand@redhat.com>
>
> Review please?
No objection, the fix has been around for one month.
Applied.
--
David Marchand
^ permalink raw reply [flat|nested] 3+ messages in thread
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2022-04-14 11:27 [PATCH] devargs: fix leak on hotplug failure David Marchand
2022-05-12 7:06 ` David Marchand
2022-05-19 16:21 ` David Marchand
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