USB: usbaudio: handle kcalloc failure

sound/usb/usbaudio.c (check_hw_params_convention): Handle kcalloc failure. Signed-off-by: Jim Meyering <meyering@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
git-mirror · Mar 10, 2008 · ff17e95 · ff17e95
1 parent 6f6f06e
commit ff17e95
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
@@ -1762,6 +1762,8 @@ static int check_hw_params_convention(struct snd_usb_substream *subs)
 
 	channels = kcalloc(MAX_MASK, sizeof(u32), GFP_KERNEL);
 	rates = kcalloc(MAX_MASK, sizeof(u32), GFP_KERNEL);
+	if (!channels || !rates)
+		goto __out;
 
 	list_for_each(p, &subs->fmt_list) {
 		struct audioformat *f;