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| author | Pan Bian <bianpan2016@163.com> | 2018-11-22 10:07:12 +0800 |
|---|---|---|
| committer | Juergen Gross <jgross@suse.com> | 2018-11-29 17:53:33 +0100 |
| commit | 975ef94a0284648fb0137bd5e949b18cef604e33 (patch) | |
| tree | d1bb5234946209787b26a8d750572d7dcaffdec0 | |
| parent | 123664101aa2156d05251704fc63f9bcbf77741a (diff) | |
| download | linux-stable-975ef94a0284648fb0137bd5e949b18cef604e33.tar.gz linux-stable-975ef94a0284648fb0137bd5e949b18cef604e33.tar.bz2 linux-stable-975ef94a0284648fb0137bd5e949b18cef604e33.zip | |
pvcalls-front: fixes incorrect error handling
kfree() is incorrectly used to release the pages allocated by
__get_free_page() and __get_free_pages(). Use the matching deallocators
i.e., free_page() and free_pages(), respectively.
Signed-off-by: Pan Bian <bianpan2016@163.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Juergen Gross <jgross@suse.com>
| -rw-r--r-- | drivers/xen/pvcalls-front.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c index 2f11ca72a281..77224d8f3e6f 100644 --- a/drivers/xen/pvcalls-front.c +++ b/drivers/xen/pvcalls-front.c @@ -385,8 +385,8 @@ static int create_active(struct sock_mapping *map, int *evtchn) out_error: if (*evtchn >= 0) xenbus_free_evtchn(pvcalls_front_dev, *evtchn); - kfree(map->active.data.in); - kfree(map->active.ring); + free_pages((unsigned long)map->active.data.in, PVCALLS_RING_ORDER); + free_page((unsigned long)map->active.ring); return ret; } |