ALSA: scarlett2: Return ENOSPC for out-of-bounds flash writes

When writing to flash, return ENOSPC instead of EINVAL if the requested
write would exceed the size of the flash segment.

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/3a4af07b0329bed5ffb6994594e4f7bd202aad0f.1727971672.git.g@b4.vu

diff --git a/sound/usb/mixer_scarlett2.c b/sound/usb/mixer_scarlett2.c
index aa7c3d7..844e95c 100644 (file)
--- a/sound/usb/mixer_scarlett2.c
+++ b/sound/usb/mixer_scarlett2.c
@@ -9516,7 +9516,7 @@ static long scarlett2_hwdep_write(struct snd_hwdep *hw,
                     SCARLETT2_FLASH_BLOCK_SIZE;
 
        if (count < 0 || *offset < 0 || *offset + count >= flash_size)
-               return -EINVAL;
+               return -ENOSPC;
 
        if (!count)
                return 0;