From: Alexey V. Vissarionov Date: Tue, 17 Jan 2023 11:15:23 +0000 (+0300) Subject: ALSA: hda/ca0132: minor fix for allocation size X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=525c43e67d473510011b94e22409320005ec57a9;p=linux.git ALSA: hda/ca0132: minor fix for allocation size [ Upstream commit 3ee0fe7fa39b14d1cea455b7041f2df933bd97d2 ] Although the "dma_chan" pointer occupies more or equal space compared to "*dma_chan", the allocation size should use the size of variable itself. Found by Linux Verification Center (linuxtesting.org) with SVACE. Fixes: 01ef7dbffb41 ("ALSA: hda - Update CA0132 codec to load DSP firmware binary") Signed-off-by: Alexey V. Vissarionov Link: https://lore.kernel.org/r/20230117111522.GA15213@altlinux.org Signed-off-by: Takashi Iwai Signed-off-by: Sasha Levin --- diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index 801dd8d44953b..c0cb6e49a9b65 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -2455,7 +2455,7 @@ static int dspio_set_uint_param(struct hda_codec *codec, int mod_id, static int dspio_alloc_dma_chan(struct hda_codec *codec, unsigned int *dma_chan) { int status = 0; - unsigned int size = sizeof(dma_chan); + unsigned int size = sizeof(*dma_chan); codec_dbg(codec, " dspio_alloc_dma_chan() -- begin\n"); status = dspio_scp(codec, MASTERCONTROL, 0x20,