This fixes the warning
warning: ignoring return value of `device_create_file', declared with attribute warn_unused_result
in function `floppy_init'. It does this by checking the return value and
printing a warning message in case of no success.
Signed-off-by: Jesper Juhl <[email protected]>
---
floppy.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
--- linux-2.6.20/drivers/block/floppy.c.patch4 2007-02-05 23:22:26.000000000 +0100
+++ linux-2.6.20/drivers/block/floppy.c 2007-02-05 23:32:42.000000000 +0100
@@ -4302,7 +4302,12 @@
if (err)
goto out_flush_work;
- device_create_file(&floppy_device[drive].dev,&dev_attr_cmos);
+ err = device_create_file(&floppy_device[drive].dev, &dev_attr_cmos);
+ if (err)
+ printk(KERN_WARNING "Unable to create sysfs attribute "
+ "file for floppy device: %s\n",
+ floppy_device[drive].name);
+
/* to be cleaned up... */
disks[drive]->private_data = (void *)(long)drive;
disks[drive]->queue = floppy_queue;
-
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