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authorOsama Muhammad <osmtendev@gmail.com>2023-05-25 17:38:37 +0200
committerSebastian Reichel <sre@kernel.org>2023-05-27 18:50:27 +0200
commit42877c38ac78e456fd9e149842a96a3576fb36e5 (patch)
treeb3c69cb110d816a204f0a8cfd39f7e8d37e57b1f /drivers/hsi
parentHSI: fix ssi_waketest() declaration (diff)
downloadlinux-42877c38ac78e456fd9e149842a96a3576fb36e5.tar.xz
linux-42877c38ac78e456fd9e149842a96a3576fb36e5.zip
HSI: omap_ssi_port: Drop error checking for debugfs_create_dir
This patch fixes the error checking in omap_ssi_port.c. The DebugFS kernel API is developed in a way that the caller can safely ignore the errors that occur during the creation of DebugFS nodes. Signed-off-by: Osama Muhammad <osmtendev@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'drivers/hsi')
-rw-r--r--drivers/hsi/controllers/omap_ssi_port.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/drivers/hsi/controllers/omap_ssi_port.c b/drivers/hsi/controllers/omap_ssi_port.c
index b9495b720f1b..c78d9c9f7371 100644
--- a/drivers/hsi/controllers/omap_ssi_port.c
+++ b/drivers/hsi/controllers/omap_ssi_port.c
@@ -151,23 +151,17 @@ static int ssi_div_set(void *data, u64 val)
DEFINE_DEBUGFS_ATTRIBUTE(ssi_sst_div_fops, ssi_div_get, ssi_div_set, "%llu\n");
-static int ssi_debug_add_port(struct omap_ssi_port *omap_port,
+static void ssi_debug_add_port(struct omap_ssi_port *omap_port,
struct dentry *dir)
{
struct hsi_port *port = to_hsi_port(omap_port->dev);
dir = debugfs_create_dir(dev_name(omap_port->dev), dir);
- if (!dir)
- return -ENOMEM;
omap_port->dir = dir;
debugfs_create_file("regs", S_IRUGO, dir, port, &ssi_port_regs_fops);
dir = debugfs_create_dir("sst", dir);
- if (!dir)
- return -ENOMEM;
debugfs_create_file_unsafe("divisor", 0644, dir, port,
&ssi_sst_div_fops);
-
- return 0;
}
#endif
@@ -1217,11 +1211,7 @@ static int ssi_port_probe(struct platform_device *pd)
pm_runtime_enable(omap_port->pdev);
#ifdef CONFIG_DEBUG_FS
- err = ssi_debug_add_port(omap_port, omap_ssi->dir);
- if (err < 0) {
- pm_runtime_disable(omap_port->pdev);
- goto error;
- }
+ ssi_debug_add_port(omap_port, omap_ssi->dir);
#endif
hsi_add_clients_from_dt(port, np);