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Message-ID: <9e473391050727205971b0aee@mail.gmail.com>
Date: Wed, 27 Jul 2005 23:59:11 -0400
From: Jon Smirl <jonsmirl@gmail.com>
Reply-To: Jon Smirl <jonsmirl@gmail.com>
To: Greg KH <greg@kroah.com>
Subject: Re: [PATCH] driver core: Add the ability to unbind drivers to devices from userspace
Cc: dtor_core@ameritech.net, linux-kernel@vger.kernel.org
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New patch with fixed whitespace.

-- 
Jon Smirl
jonsmirl@gmail.com


diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -6,6 +6,7 @@
 #include <linux/fsnotify.h>
 #include <linux/kobject.h>
 #include <linux/namei.h>
+#include <linux/ctype.h>
 #include <asm/uaccess.h>
 #include <asm/semaphore.h>
 
@@ -207,6 +208,28 @@ flush_write_buffer(struct dentry * dentr
 	struct attribute * attr = to_attr(dentry);
 	struct kobject * kobj = to_kobj(dentry->d_parent);
 	struct sysfs_ops * ops = buffer->ops;
+	char *x, *y, *z;
+
+	/* locate leading white space */
+	x = buffer->page;
+	while (isspace(*x) && (x - buffer->page < count))
+		x++;
+
+	/* locate trailng white space */
+	z = y = x;
+	while (y - buffer->page < count) {
+		y++;
+		z = y;
+		while (isspace(*y) && (y - buffer->page < count)) {
+			y++;
+		}
+	}
+	count = z - x;
+
+	/* strip the white space */
+	if (buffer->page != x)
+		memmove(buffer->page, x, count);
+	buffer->page[count] = '\0';
 
 	return ops->store(kobj,attr,buffer->page,count);
 }