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crypto: ccp - Provide an error path for debugfs setup failure

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Changes since v2:
  - On failure remove only the DebugFS heirarchy for this device
Changes since v1:
  - Remove unneeded local variable

Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Gary R Hook 2017-06-28 11:56:47 -05:00 committed by Herbert Xu
parent bce386af14
commit 33460b2dd1
1 changed files with 10 additions and 5 deletions
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15
drivers/crypto/ccp/ccp-debugfs.c
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@ -305,19 +305,19 @@ void ccp5_debugfs_setup(struct ccp_device *ccp)
ccp->debugfs_instance = debugfs_create_dir(ccp->name, ccp_debugfs_dir);
if (!ccp->debugfs_instance)
return;
goto err;
debugfs_info = debugfs_create_file("info", 0400,
ccp->debugfs_instance, ccp,
&ccp_debugfs_info_ops);
if (!debugfs_info)
return;
goto err;
debugfs_stats = debugfs_create_file("stats", 0600,
ccp->debugfs_instance, ccp,
&ccp_debugfs_stats_ops);
if (!debugfs_stats)
return;
goto err;
for (i = 0; i < ccp->cmd_q_count; i++) {
cmd_q = &ccp->cmd_q[i];
@ -327,15 +327,20 @@ void ccp5_debugfs_setup(struct ccp_device *ccp)
debugfs_q_instance =
debugfs_create_dir(name, ccp->debugfs_instance);
if (!debugfs_q_instance)
return;
goto err;
debugfs_q_stats =
debugfs_create_file("stats", 0600,
debugfs_q_instance, cmd_q,
&ccp_debugfs_queue_ops);
if (!debugfs_q_stats)
return;
goto err;
}
return;
err:
debugfs_remove_recursive(ccp->debugfs_instance);
}
void ccp5_debugfs_destroy(void)