| Message ID | 20250317101551.1005706-4-m-malladi@ti.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | Bug fixes from XDP and perout series | expand |
On Mon, Mar 17, 2025 at 03:45:50PM +0530, Meghana Malladi wrote: > Whenever there is a perout request from the user application, > kernel receives req structure containing the configuration info > for that req. Add NULL pointer handling for perout request if > that req struct points to NULL. > > Fixes: e5b456a14215 ("net: ti: icss-iep: Add pwidth configuration for perout signal") > Signed-off-by: Meghana Malladi <m-malladi@ti.com> Reviewed-by: Simon Horman <horms@kernel.org>
diff --git a/drivers/net/ethernet/ti/icssg/icss_iep.c b/drivers/net/ethernet/ti/icssg/icss_iep.c index b4a34c57b7b4..aeebdc4c121e 100644 --- a/drivers/net/ethernet/ti/icssg/icss_iep.c +++ b/drivers/net/ethernet/ti/icssg/icss_iep.c @@ -498,6 +498,10 @@ static int icss_iep_perout_enable(struct icss_iep *iep, { int ret = 0; + /* Return error if the req is NULL */ + if (!req) + return -EINVAL; + /* Reject requests with unsupported flags */ if (req->flags & ~(PTP_PEROUT_DUTY_CYCLE | PTP_PEROUT_PHASE))
Whenever there is a perout request from the user application, kernel receives req structure containing the configuration info for that req. Add NULL pointer handling for perout request if that req struct points to NULL. Fixes: e5b456a14215 ("net: ti: icss-iep: Add pwidth configuration for perout signal") Signed-off-by: Meghana Malladi <m-malladi@ti.com> --- drivers/net/ethernet/ti/icssg/icss_iep.c | 4 ++++ 1 file changed, 4 insertions(+)