diff options
| author | Frank Li <Frank.Li@nxp.com> | 2025-12-15 23:08:51 +0300 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2026-01-14 17:52:51 +0300 |
| commit | 3c9ffb4db787428a5851d5865823ab23842d5103 (patch) | |
| tree | fdf2b89cf72152ba799f7ffb59c6194f4f705efd | |
| parent | 9904232ae30bc65d7822f50c885987a7876f0beb (diff) | |
| download | linux-3c9ffb4db787428a5851d5865823ab23842d5103.tar.xz | |
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: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/r/202512131016.YCKIsDXM-lkp@intel.com/
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20251215200852.3079073-1-Frank.Li@nxp.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
| -rw-r--r-- | drivers/i3c/master/svc-i3c-master.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c index a62f22ff8b57..857504d36e18 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -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); |