ALSA: hda/ca0132: Use struct_size()

For code simplification and safety, use struct_size() macro for
calculating the dsp_image_seg object size.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index e1ebc6d5f38226b10f689b2bc04fd0504331ced2..de61179c91e2cdcc95de01fba569ea1c692f9488 100644 (file)
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -2731,7 +2731,7 @@ static bool is_last(const struct dsp_image_seg *p)
 
 static size_t dsp_sizeof(const struct dsp_image_seg *p)
 {
-       return sizeof(*p) + p->count*sizeof(u32);
+       return struct_size(p, data, p->count);
 }
 
 static const struct dsp_image_seg *get_next_seg_ptr(