On Fri, 20 May 2022 18:55:37 +0200, Kees Cook wrote: > > GCC 12 sees that it's technically possible for num_streams to be larger > than ARRAY_SIZE(pcm->streams). Bounds-check the iterator. > > ../sound/pci/lola/lola_pcm.c: In function 'lola_pcm_update': > ../sound/pci/lola/lola_pcm.c:567:64: warning: array subscript [0, 31] is outside array bounds of 'struct lola_stream[16]' [-Warray-bounds] > 567 | struct lola_stream *str = &pcm->streams[i]; > | ~~~~~~~~~~~~^~~ > In file included from ../sound/pci/lola/lola_pcm.c:15: > ../sound/pci/lola/lola.h:307:28: note: while referencing 'streams' > 307 | struct lola_stream streams[MAX_STREAM_COUNT]; > | ^~~~~~~ > > Cc: Jaroslav Kysela <perex@xxxxxxxx> > Cc: Takashi Iwai <tiwai@xxxxxxxx> > Cc: alsa-devel@xxxxxxxxxxxxxxxx > Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx> Thanks, applied now. Takashi
