[alsa-devel] sound/pci/hda/patch_ca0132.c: potential null dereference 'dma_engine'

21 Sep 2012


      Hi Ian,
FYI, there are new smatch warnings show up in
commit 0b37d4c7982442730061a737c16939e8cc363861
Author:     Ian Minett ian_minett@creativelabs.com
Commit:     Takashi Iwai tiwai@suse.de
CommitDate: Fri Sep 21 09:54:29 2012 +0200
+ sound/pci/hda/patch_ca0132.c:2056 dspxfr_image() error: potential null dereference 'dma_engine'.  (kzalloc returns null)
+ sound/pci/hda/patch_ca0132.c:2056 dspxfr_image() error: we previously assumed 'dma_engine' could be null (see line 1963)
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0-DAY kernel build testing backend         Open Source Technology Centre
Fengguang Wu, Yuanhan Liu                              Intel Corporation