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usb: musb: debugfs: fix error check 

debugfs will return NULL on failure, so
we must check for !ptr instead of IS_ERR(ptr).

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2012-01-31 14:19:00 +02:00
parent e9e8c85e69
commit 6c2abcdd4f
1 changed files with 6 additions and 6 deletions
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12
drivers/usb/musb/musb_debugfs.c
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@ -242,22 +242,22 @@ int __devinit musb_init_debugfs(struct musb *musb)
int ret;
root = debugfs_create_dir("musb", NULL);
if (IS_ERR(root)) {
ret = PTR_ERR(root);
if (!root) {
ret = -ENOMEM;
goto err0;
}
file = debugfs_create_file("regdump", S_IRUGO, root, musb,
&musb_regdump_fops);
if (IS_ERR(file)) {
ret = PTR_ERR(file);
if (!file) {
ret = -ENOMEM;
goto err1;
}
file = debugfs_create_file("testmode", S_IRUGO | S_IWUSR,
root, musb, &musb_test_mode_fops);
if (IS_ERR(file)) {
ret = PTR_ERR(file);
if (!file) {
ret = -ENOMEM;
goto err1;
}