diff options
| author | Sebastian Ott <sebott@linux.ibm.com> | 2018-12-03 13:19:12 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-12-13 10:42:24 +0100 |
| commit | 87ccdcfa9c706be835fea226eda0b1ae9c671413 (patch) | |
| tree | 46f4a68e1886b9bc19003b0f3ebf34e474dc772b /drivers/s390 | |
| parent | ca92b93d17f8c546d10ae175430fb22d6bd2d60b (diff) | |
| download | linux-87ccdcfa9c706be835fea226eda0b1ae9c671413.tar.bz2 | |
s390/drivers: fix proc/debugfs file permissions
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>
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/block/dasd_proc.c | 3 | ||||
| -rw-r--r-- | drivers/s390/char/tape_proc.c | 7 | ||||
| -rw-r--r-- | drivers/s390/cio/qdio_debug.c | 2 |
3 files changed, 4 insertions, 8 deletions
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c index 5cb80c645489..1770b99f607e 100644 --- a/drivers/s390/block/dasd_proc.c +++ b/drivers/s390/block/dasd_proc.c @@ -339,8 +339,7 @@ dasd_proc_init(void) dasd_proc_root_entry = proc_mkdir("dasd", NULL); if (!dasd_proc_root_entry) goto out_nodasd; - dasd_devices_entry = proc_create_seq("devices", - S_IFREG | S_IRUGO | S_IWUSR, + dasd_devices_entry = proc_create_seq("devices", 0444, dasd_proc_root_entry, &dasd_devices_seq_ops); if (!dasd_devices_entry) diff --git a/drivers/s390/char/tape_proc.c b/drivers/s390/char/tape_proc.c index 32a14ee31c6b..2238d9df6c47 100644 --- a/drivers/s390/char/tape_proc.c +++ b/drivers/s390/char/tape_proc.c @@ -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); } /* diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c index 040061f2bfff..d2f98e5829d4 100644 --- a/drivers/s390/cio/qdio_debug.c +++ b/drivers/s390/cio/qdio_debug.c @@ -293,7 +293,7 @@ static void setup_debugfs_entry(struct qdio_q *q) snprintf(name, QDIO_DEBUGFS_NAME_LEN, "%s_%d", q->is_input_q ? "input" : "output", q->nr); - q->debugfs_q = debugfs_create_file(name, S_IFREG | S_IRUGO | S_IWUSR, + q->debugfs_q = debugfs_create_file(name, 0444, q->irq_ptr->debugfs_dev, q, &qstat_fops); if (IS_ERR(q->debugfs_q)) q->debugfs_q = NULL; |