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-rw-r--r--lib/vorbisenc.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/vorbisenc.c b/lib/vorbisenc.c
index 4fc7b62f..64a51b5b 100644
--- a/lib/vorbisenc.c
+++ b/lib/vorbisenc.c
@@ -684,6 +684,7 @@ int vorbis_encode_setup_init(vorbis_info *vi){
highlevel_encode_setup *hi=&ci->hi;
if(ci==NULL)return(OV_EINVAL);
+ if(vi->channels<1||vi->channels>255)return(OV_EINVAL);
if(!hi->impulse_block_p)i0=1;
/* too low/high an ATH floater is nonsensical, but doesn't break anything */