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IB/mlx4: Fix memory leaks in ib_link_query_port() 

If the call to mlx4_MAD_IFC() fails in ib_link_query_port() we will
currently do 'return err;' which will leak 'in_mad' and 'out_mad'.  We
should instead do 'goto out;' where we'll properly free the memory we
previously allocated.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Jesper Juhl 2012-04-11 23:43:29 +02:00 committed by Roland Dreier
parent 0034102808
commit bf6b47deb4
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/mlx4/main.c
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@ -247,7 +247,7 @@ static int ib_link_query_port(struct ib_device *ibdev, u8 port,
err = mlx4_MAD_IFC(to_mdev(ibdev), 1, 1, port,
NULL, NULL, in_mad, out_mad);
if (err)
return err;
goto out;
/* Checking LinkSpeedActive for FDR-10 */
if (out_mad->data[15] & 0x1)