[PATCH] i2Output always takes kernel data now

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/char/ip2/i2lib.c b/drivers/char/ip2/i2lib.c
index fc944d375be75101429b98e2f160dd41f4e6100e..54d93f0345e8565ae2459ce236bd9a8be49cc8f3 100644 (file)
--- a/drivers/char/ip2/i2lib.c
+++ b/drivers/char/ip2/i2lib.c
@@ -1007,7 +1007,7 @@ i2InputAvailable(i2ChanStrPtr pCh)
 // applications that one cannot break out of.
 //******************************************************************************
 static int
-i2Output(i2ChanStrPtr pCh, const char *pSource, int count, int user )
+i2Output(i2ChanStrPtr pCh, const char *pSource, int count)
 {
        i2eBordStrPtr pB;
        unsigned char *pInsert;
@@ -1020,7 +1020,7 @@ i2Output(i2ChanStrPtr pCh, const char *pSource, int count, int user )
 
        int bailout = 10;
 
-       ip2trace (CHANN, ITRC_OUTPUT, ITRC_ENTER, 2, count, user );
+       ip2trace (CHANN, ITRC_OUTPUT, ITRC_ENTER, 2, count, 0 );
 
        // Ensure channel structure seems real
        if ( !i2Validate ( pCh ) ) 
@@ -1087,12 +1087,7 @@ i2Output(i2ChanStrPtr pCh, const char *pSource, int count, int user )
                        DATA_COUNT_OF(pInsert)  = amountToMove;
 
                        // Move the data
-                       if ( user ) {
-                               rc = copy_from_user((char*)(DATA_OF(pInsert)), pSource,
-                                               amountToMove );
-                       } else {
-                               memcpy( (char*)(DATA_OF(pInsert)), pSource, amountToMove );
-                       }
+                       memcpy( (char*)(DATA_OF(pInsert)), pSource, amountToMove );
                        // Adjust pointers and indices
                        pSource                                 += amountToMove;
                        pCh->Obuf_char_count    += amountToMove;

diff --git a/drivers/char/ip2/i2lib.h b/drivers/char/ip2/i2lib.h
index 952e113ccd8a48b84c15f6af1b6b535e79f7ab28..e559e9bac06d11645c3832b0bd7464684b727508 100644 (file)
--- a/drivers/char/ip2/i2lib.h
+++ b/drivers/char/ip2/i2lib.h
@@ -332,7 +332,7 @@ static int  i2QueueCommands(int, i2ChanStrPtr, int, int, cmdSyntaxPtr,...);
 static int  i2GetStatus(i2ChanStrPtr, int);
 static int  i2Input(i2ChanStrPtr);
 static int  i2InputFlush(i2ChanStrPtr);
-static int  i2Output(i2ChanStrPtr, const char *, int, int);
+static int  i2Output(i2ChanStrPtr, const char *, int);
 static int  i2OutputFree(i2ChanStrPtr);
 static int  i2ServiceBoard(i2eBordStrPtr);
 static void i2DrainOutput(i2ChanStrPtr, int);

diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c
index 858ba5432c990f01a7f93aa175bd054b57106084..a3f32d46d2f80300bb1dfc1a3e28a39655bd3b0e 100644 (file)
--- a/drivers/char/ip2/ip2main.c
+++ b/drivers/char/ip2/ip2main.c
@@ -1704,7 +1704,7 @@ ip2_write( PTTY tty, const unsigned char *pData, int count)
 
        /* This is the actual move bit. Make sure it does what we need!!!!! */
        WRITE_LOCK_IRQSAVE(&pCh->Pbuf_spinlock,flags);
-       bytesSent = i2Output( pCh, pData, count, 0 );
+       bytesSent = i2Output( pCh, pData, count);
        WRITE_UNLOCK_IRQRESTORE(&pCh->Pbuf_spinlock,flags);
 
        ip2trace (CHANN, ITRC_WRITE, ITRC_RETURN, 1, bytesSent );
@@ -1764,7 +1764,7 @@ ip2_flush_chars( PTTY tty )
                //
                // We may need to restart i2Output if it does not fullfill this request
                //
-               strip = i2Output( pCh, pCh->Pbuf, pCh->Pbuf_stuff, 0 );
+               strip = i2Output( pCh, pCh->Pbuf, pCh->Pbuf_stuff);
                if ( strip != pCh->Pbuf_stuff ) {
                        memmove( pCh->Pbuf, &pCh->Pbuf[strip], pCh->Pbuf_stuff - strip );
                }