[patch] eeprom/idt_89hpesx: freeing devm_ pointer with kfree()

From: Dan Carpenter
Date: Thu Jan 26 2017 - 04:02:04 EST


"pdev->ee_file" was allocated with devm_kmalloc() so freeing it with
kfree() is a double free. In fact, we don't need to free it at all.

Fixes: cfad6425382e ("eeprom: Add IDT 89HPESx EEPROM/CSR driver")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/misc/eeprom/idt_89hpesx.c b/drivers/misc/eeprom/idt_89hpesx.c
index 25d47d09e1cb..f5f2c5a8d9b0 100644
--- a/drivers/misc/eeprom/idt_89hpesx.c
+++ b/drivers/misc/eeprom/idt_89hpesx.c
@@ -1359,7 +1359,6 @@ static int idt_create_sysfs_files(struct idt_89hpesx_dev *pdev)
pdev->ee_file->size = pdev->eesize;
ret = sysfs_create_bin_file(&dev->kobj, pdev->ee_file);
if (ret != 0) {
- kfree(pdev->ee_file);
dev_err(dev, "Failed to create EEPROM sysfs-node");
return ret;
}
@@ -1381,9 +1380,6 @@ static void idt_remove_sysfs_files(struct idt_89hpesx_dev *pdev)

/* Remove EEPROM sysfs file */
sysfs_remove_bin_file(&dev->kobj, pdev->ee_file);
-
- /* Free memory allocated for bin_attribute structure */
- kfree(pdev->ee_file);
}

/*