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Commit 8503f901 authored by Rupesh Gujare's avatar Rupesh Gujare Committed by Greg Kroah-Hartman
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staging: ozwpan: Return error, if PD is not connected. 



Return error if we receive write(), while PD is not connected.

Signed-off-by: default avatarRupesh Gujare <rupesh.gujare@atmel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b93d85f0

drivers/staging/ozwpan/ozcdev.c

+2 −0
Original line number Diff line number Diff line
@@ -162,6 +162,8 @@ static ssize_t oz_cdev_write(struct file *filp, const char __user *buf, 
	spin_unlock_bh(&g_cdev.lock);

	if (pd == NULL)

		return -ENXIO;

	if (!(pd->state & OZ_PD_S_CONNECTED))

		return -EAGAIN;

	eb = &pd->elt_buff;

	ei = oz_elt_info_alloc(eb);

	if (ei == NULL) {