diff options
| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-11 15:19:19 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-16 06:07:22 -0700 |
| commit | be5767341ce56a6a7adf9df3fd07cf8a0611a5d0 (patch) | |
| tree | 5e5258349f28caf0b9467fb1e315489e1bcf13d0 /drivers/ntb | |
| parent | debugfs: remove return value of debugfs_create_size_t() (diff) | |
| download | linux-dev-be5767341ce56a6a7adf9df3fd07cf8a0611a5d0.tar.xz linux-dev-be5767341ce56a6a7adf9df3fd07cf8a0611a5d0.zip | |
ntb: ntb_pingpong: no need to check the return value of debugfs calls
There is no need to check the return value of debugfs_create_atomic_t as
nothing happens with the error. Also, the code will never return NULL,
so this check has never caught anything :)
Fix this by removing the check entirely.
Cc: Jon Mason <jdmason@kudzu.us>
Cc: Dave Jiang <dave.jiang@intel.com>
Cc: Allen Hubbe <allenbh@gmail.com>
Cc: linux-ntb@googlegroups.com
Cc: linux-kernel@vger.kernel.org
Link: https://lore.kernel.org/r/20191011131919.GA1174815@kroah.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ntb')
| -rw-r--r-- | drivers/ntb/test/ntb_pingpong.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/ntb/test/ntb_pingpong.c b/drivers/ntb/test/ntb_pingpong.c index 65865e460ab8..04dd46647db3 100644 --- a/drivers/ntb/test/ntb_pingpong.c +++ b/drivers/ntb/test/ntb_pingpong.c @@ -354,13 +354,10 @@ static void pp_clear_ctx(struct pp_ctx *pp) static void pp_setup_dbgfs(struct pp_ctx *pp) { struct pci_dev *pdev = pp->ntb->pdev; - void *ret; pp->dbgfs_dir = debugfs_create_dir(pci_name(pdev), pp_dbgfs_topdir); - ret = debugfs_create_atomic_t("count", 0600, pp->dbgfs_dir, &pp->count); - if (!ret) - dev_warn(&pp->ntb->dev, "DebugFS unsupported\n"); + debugfs_create_atomic_t("count", 0600, pp->dbgfs_dir, &pp->count); } static void pp_clear_dbgfs(struct pp_ctx *pp) |