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xen-netback: no need to check return value of debugfs_create functions

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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: Wei Liu <wei.liu@kernel.org>
Cc: Paul Durrant <paul.durrant@citrix.com>
Cc: xen-devel@lists.xenproject.org
Cc: netdev@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Wei Liu <wei.liu@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Greg Kroah-Hartman
2019-08-10 12:31:08 +02:00
committed by David S. Miller
parent a858390177
commit 6f20a697e4
2 changed files with 10 additions and 37 deletions
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3
drivers/net/xen-netback/netback.c
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@@ -1653,9 +1653,6 @@ static int __init netback_init(void)
#ifdef CONFIG_DEBUG_FS
xen_netback_dbg_root = debugfs_create_dir("xen-netback", NULL);
if (IS_ERR_OR_NULL(xen_netback_dbg_root))
pr_warn("Init of debugfs returned %ld!\n",
PTR_ERR(xen_netback_dbg_root));
#endif /* CONFIG_DEBUG_FS */
return 0;