From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/misc/eeprom/idt_89hpesx.c | 14 ++++++++------
1 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/kernel/drivers/misc/eeprom/idt_89hpesx.c b/kernel/drivers/misc/eeprom/idt_89hpesx.c
index 5879ba8..6a45664 100644
--- a/kernel/drivers/misc/eeprom/idt_89hpesx.c
+++ b/kernel/drivers/misc/eeprom/idt_89hpesx.c
@@ -115,7 +115,6 @@
* @client: i2c client used to perform IO operations
*
* @ee_file: EEPROM read/write sysfs-file
- * @csr_file: CSR read/write debugfs-node
*/
struct idt_smb_seq;
struct idt_89hpesx_dev {
@@ -137,7 +136,6 @@
struct bin_attribute *ee_file;
struct dentry *csr_dir;
- struct dentry *csr_file;
};
/*
@@ -942,14 +940,18 @@
u32 csraddr, csrval;
char *buf;
+ if (*offp)
+ return 0;
+
/* Copy data from User-space */
buf = kmalloc(count + 1, GFP_KERNEL);
if (!buf)
return -ENOMEM;
- ret = simple_write_to_buffer(buf, count, offp, ubuf, count);
- if (ret < 0)
+ if (copy_from_user(buf, ubuf, count)) {
+ ret = -EFAULT;
goto free_buf;
+ }
buf[count] = 0;
/* Find position of colon in the buffer */
@@ -1378,8 +1380,8 @@
pdev->csr_dir = debugfs_create_dir(fname, csr_dbgdir);
/* Create Debugfs file for CSR read/write operations */
- pdev->csr_file = debugfs_create_file(cli->name, 0600,
- pdev->csr_dir, pdev, &csr_dbgfs_ops);
+ debugfs_create_file(cli->name, 0600, pdev->csr_dir, pdev,
+ &csr_dbgfs_ops);
}
/*
--
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