Messages in this thread Patch in this message | | | From | David Herrmann <> | Subject | [PATCH] kdbus: fix sparse address-space annotation | Date | Fri, 24 Jul 2015 12:57:20 +0200 |
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Make sure to properly annotate casts in 'struct iovec' if we cross address-spaces, to make sure sparse does not warn about them.
All those conversions are fine, as we are allowed to pass those kvecs through the iovec importer.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com> --- ipc/kdbus/message.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/ipc/kdbus/message.c b/ipc/kdbus/message.c index 3520f45..27a5021 100644 --- a/ipc/kdbus/message.c +++ b/ipc/kdbus/message.c @@ -920,7 +920,7 @@ struct kdbus_pool_slice *kdbus_staging_emit(struct kdbus_staging *staging, /* msg.size */ v->iov_len = sizeof(msg_size); - v->iov_base = &msg_size; + v->iov_base = (void __user *)&msg_size; ++v; /* msg (after msg.size) plus items */ @@ -937,7 +937,7 @@ struct kdbus_pool_slice *kdbus_staging_emit(struct kdbus_staging *staging, if (meta_size > 0) { /* metadata items */ v->iov_len = meta_size; - v->iov_base = meta_items; + v->iov_base = (void __user *)meta_items; ++v; /* padding after metadata */ -- 2.4.6
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