X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fum%2Fdrivers%2Fharddog_kern.c;h=e3f3cddeadaa897ecfaf14f3bf170ab479ae0808;hb=1341115471cc16954510b0e67295468f5a32b088;hp=147ec19f6bb9dc98c2dd026c25bd49cf9cc1a959;hpb=a91482bdcc2e0f6035702e46f1b99043a0893346;p=linux-2.6.git

diff --git a/arch/um/drivers/harddog_kern.c b/arch/um/drivers/harddog_kern.c
index 147ec19f6..e3f3cddea 100644
--- a/arch/um/drivers/harddog_kern.c
+++ b/arch/um/drivers/harddog_kern.c
@@ -82,7 +82,7 @@ static int harddog_open(struct inode *inode, struct file *file)
 
 	timer_alive = 1;
 	unlock_kernel();
-	return nonseekable_open(inode, file);
+	return 0;
 }
 
 extern void stop_watchdog(int in_fd, int out_fd);
@@ -108,6 +108,10 @@ extern int ping_watchdog(int fd);
 static ssize_t harddog_write(struct file *file, const char *data, size_t len,
 			     loff_t *ppos)
 {
+	/*  Can't seek (pwrite) on this device  */
+	if (ppos != &file->f_pos)
+		return -ESPIPE;
+
 	/*
 	 *	Refresh the timer.
 	 */