Browse Source

misc: mark write buffer const

The write operation in misc_ops already takes a "const void *" buffer,
but misc_write() takes a mutable "void *".  There's no reason for this,
so make misc_write() consistent with the standard write() prototype.

Signed-off-by: John Keeping <john@metanate.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
John Keeping 2 years ago
parent
commit
e44d2f5df9
2 changed files with 2 additions and 2 deletions
  1. 1 1
      drivers/misc/misc-uclass.c
  2. 1 1
      include/misc.h

+ 1 - 1
drivers/misc/misc-uclass.c

@@ -26,7 +26,7 @@ int misc_read(struct udevice *dev, int offset, void *buf, int size)
 	return ops->read(dev, offset, buf, size);
 }
 
-int misc_write(struct udevice *dev, int offset, void *buf, int size)
+int misc_write(struct udevice *dev, int offset, const void *buf, int size)
 {
 	const struct misc_ops *ops = device_get_ops(dev);
 

+ 1 - 1
include/misc.h

@@ -28,7 +28,7 @@ int misc_read(struct udevice *dev, int offset, void *buf, int size);
  *
  * Return: number of bytes written if OK (may be < @size), -ve on error
  */
-int misc_write(struct udevice *dev, int offset, void *buf, int size);
+int misc_write(struct udevice *dev, int offset, const void *buf, int size);
 
 /**
  * misc_ioctl() - Assert command to the device, optional.