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-rw-r--r--drivers/char/dsp56k.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/dsp56k.c b/drivers/char/dsp56k.c
index 8bf70e8c3f79..50aa9ba91f25 100644
--- a/drivers/char/dsp56k.c
+++ b/drivers/char/dsp56k.c
@@ -325,7 +325,7 @@ static long dsp56k_ioctl(struct file *file, unsigned int cmd,
if(get_user(bin, &binary->bin) < 0)
return -EFAULT;
- if (len == 0) {
+ if (len <= 0) {
return -EINVAL; /* nothing to upload?!? */
}
if (len > DSP56K_MAX_BINARY_LENGTH) {