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crypto: ccp - no need to check return value of debugfs_create functions 

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Gary Hook <gary.hook@amd.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-crypto@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Greg Kroah-Hartman 2019-01-22 16:14:21 +01:00 committed by Herbert Xu
parent 97a93b2b58
commit 31e1d26087
1 changed files with 6 additions and 28 deletions
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34
drivers/crypto/ccp/ccp-debugfs.c
View File

@ -286,10 +286,7 @@ void ccp5_debugfs_setup(struct ccp_device *ccp)
{
struct ccp_cmd_queue *cmd_q;
char name[MAX_NAME_LEN + 1];
struct dentry *debugfs_info;
struct dentry *debugfs_stats;
struct dentry *debugfs_q_instance;
struct dentry *debugfs_q_stats;
int i;
if (!debugfs_initialized())
@ -299,24 +296,14 @@ void ccp5_debugfs_setup(struct ccp_device *ccp)
if (!ccp_debugfs_dir)
ccp_debugfs_dir = debugfs_create_dir(KBUILD_MODNAME, NULL);
mutex_unlock(&ccp_debugfs_lock);
if (!ccp_debugfs_dir)
return;
ccp->debugfs_instance = debugfs_create_dir(ccp->name, ccp_debugfs_dir);
if (!ccp->debugfs_instance)
goto err;
debugfs_info = debugfs_create_file("info", 0400,
ccp->debugfs_instance, ccp,
&ccp_debugfs_info_ops);
if (!debugfs_info)
goto err;
debugfs_create_file("info", 0400, ccp->debugfs_instance, ccp,
&ccp_debugfs_info_ops);
debugfs_stats = debugfs_create_file("stats", 0600,
ccp->debugfs_instance, ccp,
&ccp_debugfs_stats_ops);
if (!debugfs_stats)
goto err;
debugfs_create_file("stats", 0600, ccp->debugfs_instance, ccp,
&ccp_debugfs_stats_ops);
for (i = 0; i < ccp->cmd_q_count; i++) {
cmd_q = &ccp->cmd_q[i];
@ -325,21 +312,12 @@ void ccp5_debugfs_setup(struct ccp_device *ccp)
debugfs_q_instance =
debugfs_create_dir(name, ccp->debugfs_instance);
if (!debugfs_q_instance)
goto err;
debugfs_q_stats =
debugfs_create_file("stats", 0600,
debugfs_q_instance, cmd_q,
&ccp_debugfs_queue_ops);
if (!debugfs_q_stats)
goto err;
debugfs_create_file("stats", 0600, debugfs_q_instance, cmd_q,
&ccp_debugfs_queue_ops);
}
return;
err:
debugfs_remove_recursive(ccp->debugfs_instance);
}
void ccp5_debugfs_destroy(void)