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Arvind Yadav authored
BugLink: http://bugs.launchpad.net/bugs/1744639 [ Upstream commit 1ae0d5af ] Here, If devm_ioremap_nocache will fail. It will return NULL. Kernel can run into a NULL-pointer dereference. This error check will avoid NULL pointer dereference. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Acked-by: Vincent Abriou <vincent.abriou@st.com> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com> Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
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