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powerpc/powernv/opal-dump : Handles opal_dump_info properly 

Moves the return value check of 'opal_dump_info' to a proper place which
was previously unnecessarily filling all the dump info even on failure.

Signed-off-by: Mukesh Ojha <mukesh02@linux.vnet.ibm.com>
Acked-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Acked-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Mukesh Ojha 2017-02-20 18:52:10 +05:30 committed by Michael Ellerman
parent edd00b8307
commit a5bbe8fd29
1 changed files with 6 additions and 3 deletions
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9
arch/powerpc/platforms/powernv/opal-dump.c
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@ -225,13 +225,16 @@ static int64_t dump_read_info(uint32_t *dump_id, uint32_t *dump_size, uint32_t *
if (rc == OPAL_PARAMETER)
rc = opal_dump_info(&id, &size);
if (rc) {
pr_warn("%s: Failed to get dump info (%d)\n",
__func__, rc);
return rc;
}
*dump_id = be32_to_cpu(id);
*dump_size = be32_to_cpu(size);
*dump_type = be32_to_cpu(type);
if (rc)
pr_warn("%s: Failed to get dump info (%d)\n",
__func__, rc);
return rc;
}