RDMA/rxe: Fix memory leak in error path code

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In rxe_mr_init_user() at the third error the driver fails to free the
memory at mr->map. This patch adds code to do that.  This error only
occurs if page_address() fails to return a non zero address which should
never happen for 64 bit architectures.

Fixes: 8700e3e7c4 ("Soft RoCE driver")
Link: https://lore.kernel.org/r/20210705164153.17652-1-rpearsonhpe@gmail.com
Reported by: Haakon Bugge <haakon.bugge@oracle.com>
Signed-off-by: Bob Pearson <rpearsonhpe@gmail.com>
Reviewed-by: Zhu Yanjun <zyjzyj2000@gmail.com>
Reviewed-by: Håkon Bugge <haakon.bugge@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

...

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Bob Pearson 2021-07-05 11:41:54 -05:00 • committed by Jason Gunthorpe

parent c9538831b3

commit b18c7da63f

1 changed files with 17 additions and 10 deletions

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drivers/infiniband/sw/rxe/rxe_mr.c

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