X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fwatchdog%2Fadvantechwdt.c;h=4090794ee1414ac92ad76c155cc04d2cf393066e;hb=a5a3d8204ccf9e1ecbfa2bffe4785290e705a4f4;hp=ea73c8379bdda6c67cb591b80fe53c3d9fa3c641;hpb=a91482bdcc2e0f6035702e46f1b99043a0893346;p=linux-2.6.git

diff --git a/drivers/char/watchdog/advantechwdt.c b/drivers/char/watchdog/advantechwdt.c
index ea73c8379..4090794ee 100644
--- a/drivers/char/watchdog/advantechwdt.c
+++ b/drivers/char/watchdog/advantechwdt.c
@@ -102,6 +102,10 @@ advwdt_disable(void)
 static ssize_t
 advwdt_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
 {
+	/*  Can't seek (pwrite) on this device  */
+	if (ppos != &file->f_pos)
+		return -ESPIPE;
+
 	if (count) {
 		if (!nowayout) {
 			size_t i;
@@ -196,7 +200,7 @@ advwdt_open(struct inode *inode, struct file *file)
 	 */
 
 	advwdt_ping();
-	return nonseekable_open(inode, file);
+	return 0;
 }
 
 static int