Commit 3c9ffb4d authored by Frank Li's avatar Frank Li Committed by Alexandre Belloni
Browse files

i3c: master: svc: Initialize 'dev' to NULL in svc_i3c_master_ibi_isr() 



Initialize the 'dev' pointer to NULL in svc_i3c_master_ibi_isr() and add
a NULL check in the error path.

Reported-by: default avatarkernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/r/202512131016.YCKIsDXM-lkp@intel.com/


Signed-off-by: default avatarFrank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20251215200852.3079073-1-Frank.Li@nxp.com


Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 9904232a

drivers/i3c/master/svc-i3c-master.c

+2 −2
Original line number Diff line number Diff line
@@ -533,8 +533,8 @@ static int svc_i3c_master_handle_ibi_won(struct svc_i3c_master *master, u32 msta 
static void svc_i3c_master_ibi_isr(struct svc_i3c_master *master)

{

	struct svc_i3c_i2c_dev_data *data;

	struct i3c_dev_desc *dev = NULL;

	unsigned int ibitype, ibiaddr;

	struct i3c_dev_desc *dev;

	u32 status, val;

	int ret;
@@ -627,7 +627,7 @@ static void svc_i3c_master_ibi_isr(struct svc_i3c_master *master) 
	 * for the slave to interrupt again.

	 */

	if (svc_i3c_master_error(master)) {

		if (master->ibi.tbq_slot) {

		if (master->ibi.tbq_slot && dev) {

			data = i3c_dev_get_master_data(dev);

			i3c_generic_ibi_recycle_slot(data->ibi_pool,

						     master->ibi.tbq_slot);