wifi: iwlwifi: mld: fix BAID validity check

Perhaps IWL_FW_CHECK() is a bit misnamed, but it just returns
the value of the inner condition. Therefore, the current code
skips the actual function when it has the BAID data and makes
it crash later when it doesn't. Fix the logic.

Fixes: d1e879e ("wifi: iwlwifi: add iwlmld sub-driver")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250420095642.9c0b84c44c3b.Ied236258854b149960eb357ec61bf3a572503fbc@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

Author: jmberg-intel

drivers/net/wireless/intel/iwlwifi/mld/agg.c

@@ -124,9 +124,9 @@ void iwl_mld_handle_bar_frame_release_notif(struct iwl_mld *mld,
 
 	rcu_read_lock();
 	baid_data = rcu_dereference(mld->fw_id_to_ba[baid]);
-	if (!IWL_FW_CHECK(mld, !baid_data,
-			  "Got valid BAID %d but not allocated, invalid BAR release!\n",
-			  baid))
+	if (IWL_FW_CHECK(mld, !baid_data,
+			 "Got valid BAID %d but not allocated, invalid BAR release!\n",
+			 baid))
 		goto out_unlock;
 
 	if (IWL_FW_CHECK(mld, tid != baid_data->tid ||