Messages in this thread | | | Date | Tue, 3 Dec 2019 20:43:30 +0100 | From | Greg KH <> | Subject | Re: [stable 4.19][PATCH 06/17] remoteproc: fix rproc_da_to_va in case of unallocated carveout |
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On Thu, Nov 28, 2019 at 09:49:51AM -0700, Mathieu Poirier wrote: > From: Loic Pallardy <loic.pallardy@st.com> > > commit 74457c40f97a98142bb13153395d304ad3c85cdd upstream > > With introduction of rproc_alloc_registered_carveouts() which > delays carveout allocation just before the start of the remote > processor, rproc_da_to_va() could be called before all carveouts > are allocated. > This patch adds a check in rproc_da_to_va() to return NULL if > carveout is not allocated. > > Fixes: d7c51706d095 ("remoteproc: add alloc ops in rproc_mem_entry struct")
This commit only shows up in 4.20, not 4.19, so why is this patch relevant for 4.19?
thanks,
greg k-h
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