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s390/drivers: fix proc/debugfs file permissions

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Remove write permissions for fops without a write callback.

Signed-off-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott
2018-12-03 13:19:12 +01:00
committed by Martin Schwidefsky
parent ca92b93d17
commit 87ccdcfa9c
3 changed files with 4 additions and 8 deletions
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7
drivers/s390/char/tape_proc.c
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@@ -111,11 +111,8 @@ static const struct seq_operations tape_proc_seq = {
void
tape_proc_init(void)
{
tape_proc_devices = proc_create_seq("tapedevices",
S_IFREG | S_IRUGO | S_IWUSR, NULL, &tape_proc_seq);
if (tape_proc_devices == NULL) {
return;
}
tape_proc_devices = proc_create_seq("tapedevices", 0444, NULL,
&tape_proc_seq);
}
/*