misc: eeprom: 93xx46: clean up eeprom_93xx46_bin_read/write (b5da83d4) · Commits · 戴 / test

The change removes redundant sysfs binary file boundary checks, since this task is already done on caller side in fs/sysfs/file.c Signed-off-by:

drivers/misc/eeprom/eeprom_93xx46.c

+0 −14

Original line number	Diff line number	Diff line
		@@ -48,13 +48,6 @@ eeprom_93xx46_bin_read(struct file filp, struct kobject kobj,
		dev = container_of(kobj, struct device, kobj);
		edev = dev_get_drvdata(dev);

		if (unlikely(off >= edev->bin.size))
		return 0;
		if ((off + count) > edev->bin.size)
		count = edev->bin.size - off;
		if (unlikely(!count))
		return count;

		cmd_addr = OP_READ << edev->addrlen;

		if (edev->addrlen == 7) {
		@@ -200,13 +193,6 @@ eeprom_93xx46_bin_write(struct file filp, struct kobject kobj,
		dev = container_of(kobj, struct device, kobj);
		edev = dev_get_drvdata(dev);

		if (unlikely(off >= edev->bin.size))
		return -EFBIG;
		if ((off + count) > edev->bin.size)
		count = edev->bin.size - off;
		if (unlikely(!count))
		return count;

		/* only write even number of bytes on 16-bit devices */
		if (edev->addrlen == 6) {
		step = 2;