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Commit d6a33f68 authored by Manoj Prabhu B's avatar Manoj Prabhu B
Browse files

diag: Check APPS buffer alloc status only for DATA channel 



Present behavior of checking APPS buffer allocation status for all
types of channels is modified to check only for DATA channel.

Change-Id: I52958dd6de755ea8d98f8ce2dbb0226e4fdf1c94
Signed-off-by: default avatarManoj Prabhu B <bmanoj@codeaurora.org>
parent 4bd3d726

drivers/char/diag/diag_memorydevice.c

+4 −2
Original line number Diff line number Diff line
@@ -208,7 +208,7 @@ void diag_md_clear_tbl_entries(int id) 


int diag_md_write(int id, unsigned char *buf, int len, int ctx)

{

	int i, peripheral, pid = 0;

	int i, peripheral, pid = 0, type = 0;

	uint8_t found = 0;

	unsigned long flags, flags_sec;

	struct diag_md_info *ch = NULL;
@@ -226,6 +226,7 @@ int diag_md_write(int id, unsigned char *buf, int len, int ctx) 
	} else {

		peripheral = 0;

	}

	type = GET_BUF_TYPE(ctx);

	mutex_lock(&driver->md_session_lock);

	session_info = diag_md_session_get_peripheral(id, peripheral);

	if (!session_info) {
@@ -244,7 +245,8 @@ int diag_md_write(int id, unsigned char *buf, int len, int ctx) 
	spin_lock_irqsave(&ch->lock, flags);

	if (peripheral == APPS_DATA) {

		spin_lock_irqsave(&driver->diagmem_lock, flags_sec);

		if (!hdlc_data.allocated && !non_hdlc_data.allocated) {

		if (type == TYPE_DATA &&

		!hdlc_data.allocated && !non_hdlc_data.allocated) {

			spin_unlock_irqrestore(&driver->diagmem_lock,

				flags_sec);

			spin_unlock_irqrestore(&ch->lock, flags);