wifi: iwlwifi: mvm: fix potential memory leak

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[ Upstream commit 457d7fb03e ]

If we do get multiple notifications from firmware, then
we might have allocated 'notif', but don't free it. Fix
that by checking for duplicates before allocation.

Fixes: 4da46a06d4 ("wifi: iwlwifi: mvm: Add support for wowlan info notification")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230418122405.116758321cc4.I8bdbcbb38c89ac637eaa20dda58fa9165b25893a@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Johannes Berg 2023-04-18 12:28:08 +03:00 • committed by Greg Kroah-Hartman

parent 0c469078bd

commit 592af07ac0

1 changed files with 7 additions and 7 deletions

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drivers/net/wireless/intel/iwlwifi/mvm/d3.c

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