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Commit e45ff01d authored by Ajit Khaparde's avatar Ajit Khaparde Committed by David S. Miller
Browse files

benet: Avoid potential null deref in be_cmd_get_seeprom_data() 



Found by: Jesper Juhl <jj@chaosbits.net>

Signed-off-by: default avatarAjit Khaparde <ajit.khaparde@emulex.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1e6d93e4

drivers/net/benet/be_cmds.c

+5 −0
Original line number Diff line number Diff line
@@ -1786,6 +1786,10 @@ int be_cmd_get_seeprom_data(struct be_adapter *adapter, 
	spin_lock_bh(&adapter->mcc_lock);



	wrb = wrb_from_mccq(adapter);

	if (!wrb) {

		status = -EBUSY;

		goto err;

	}

	req = nonemb_cmd->va;

	sge = nonembedded_sgl(wrb);
@@ -1801,6 +1805,7 @@ int be_cmd_get_seeprom_data(struct be_adapter *adapter, 


	status = be_mcc_notify_wait(adapter);



err:

	spin_unlock_bh(&adapter->mcc_lock);

	return status;

}