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Kangjie Lu authored
BugLink: https://bugs.launchpad.net/bugs/1828420 [ Upstream commit dcd0feac ] In case request_region fails, the fix returns an error code to avoid NULL pointer dereference. Signed-off-by: Kangjie Lu <kjlu@umn.edu> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com> Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
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