HSI: omap_ssi: Fix return value check in ssi_debug_add_ctrl()
In case of error, the function debugfs_create_*() returns NULL
pointer not ERR_PTR() if debugfs is enabled. The IS_ERR() test
in the return value check should be replaced with NULL test.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
diff --git a/drivers/hsi/controllers/omap_ssi.c b/drivers/hsi/controllers/omap_ssi.c
index 232ab73..bf0eace 100644
--- a/drivers/hsi/controllers/omap_ssi.c
+++ b/drivers/hsi/controllers/omap_ssi.c
@@ -148,14 +148,14 @@
/* SSI controller */
omap_ssi->dir = debugfs_create_dir(dev_name(&ssi->device), NULL);
- if (IS_ERR(omap_ssi->dir))
- return PTR_ERR(omap_ssi->dir);
+ if (!omap_ssi->dir)
+ return -ENOMEM;
debugfs_create_file("regs", S_IRUGO, omap_ssi->dir, ssi,
&ssi_regs_fops);
/* SSI GDD (DMA) */
dir = debugfs_create_dir("gdd", omap_ssi->dir);
- if (IS_ERR(dir))
+ if (!dir)
goto rback;
debugfs_create_file("regs", S_IRUGO, dir, ssi, &ssi_gdd_regs_fops);
@@ -163,7 +163,7 @@
rback:
debugfs_remove_recursive(omap_ssi->dir);
- return PTR_ERR(dir);
+ return -ENOMEM;
}
static void ssi_debug_remove_ctrl(struct hsi_controller *ssi)
