Message ID | 20200730001922.52568-9-anthony.l.nguyen@intel.com |
---|---|
State | Accepted |
Delegated to: | Anthony Nguyen |
Headers | show |
Series | [S51,01/13] ice: rename misleading grst_delay variable | expand |
> -----Original Message----- > From: Intel-wired-lan <intel-wired-lan-bounces@osuosl.org> On Behalf Of > Tony Nguyen > Sent: Wednesday, July 29, 2020 5:19 PM > To: intel-wired-lan@lists.osuosl.org > Subject: [Intel-wired-lan] [PATCH S51 09/13] ice: Graceful error handling in > HW table calloc failure > > From: Surabhi Boob <surabhi.boob@intel.com> > > In the ice_init_hw_tbls, if the devm_kcalloc for es->written fails, catch that > error and bail out gracefully, instead of continuing with a NULL pointer. > > Fixes: 32d63fa1e9f3 ("ice: Initialize DDP package structures") > Signed-off-by: Surabhi Boob <surabhi.boob@intel.com> > --- > drivers/net/ethernet/intel/ice/ice_flex_pipe.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
diff --git a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c index d59869b2c65e..d8ada9675650 100644 --- a/drivers/net/ethernet/intel/ice/ice_flex_pipe.c +++ b/drivers/net/ethernet/intel/ice/ice_flex_pipe.c @@ -3152,9 +3152,13 @@ enum ice_status ice_init_hw_tbls(struct ice_hw *hw) sizeof(*es->ref_count), GFP_KERNEL); + if (!es->ref_count) + goto err; + es->written = devm_kcalloc(ice_hw_to_dev(hw), es->count, sizeof(*es->written), GFP_KERNEL); - if (!es->ref_count) + + if (!es->written) goto err; } return 0;