Re: Linux v2.5.32

[Adrian Bunk <bunk@fs.tum.de>]

On Tue, 27 Aug 2002, Linus Torvalds wrote:

>...
> Summary of changes from v2.5.31 to v2.5.32
> ============================================
>...
> Eric Sandeen <sandeen@sgi.com>:
>   o Remove unused var and unused func from ali-ircc IrDA driver
>...


This change removes the variable "ret" but not it's use:


<--  snip -->

...
  gcc -Wp,-MD,./.ali-ircc.o.d -D__KERNEL__
-I/home/bunk/linux/kernel-2.5/linux-2
.5.32-full/include -Wall -Wstrict-prototypes -Wno-trigraphs -O2
-fomit-frame-poi
nter -fno-strict-aliasing -fno-common -pipe -mpreferred-stack-boundary=2
-march=
k6 -nostdinc -iwithprefix include    -DKBUILD_BASENAME=ali_ircc   -c -o
ali-ircc
.o ali-ircc.c
ali-ircc.c: In function `ali_ircc_open':
ali-ircc.c:286: `ret' undeclared (first use in this function)
ali-ircc.c:286: (Each undeclared identifier is reported only once
ali-ircc.c:286: for each function it appears in.)
...
make[3]: *** [ali-ircc.o] Error 1
make[3]: Leaving directory
`/home/bunk/linux/kernel-2.5/linux-2.5.32-full/drivers/net/irda'

<--  snip  -->


-dj contains the following to remove the use of ret:


--- drivers/net/irda/ali-ircc.c.old	2002-08-28 19:15:38.000000000 +0200
+++ drivers/net/irda/ali-ircc.c	2002-08-28 19:15:40.000000000 +0200
@@ -283,15 +283,13 @@
         self->io.fifo_size = 16;		/* SIR: 16, FIR: 32 Benjamin 2000/11/1 */

 	/* Reserve the ioports that we need */
-	ret = check_region(self->io.fir_base, self->io.fir_ext);
-	if (ret < 0) {
+	if (!request_region(self->io.fir_base, self->io.fir_ext, driver_name)) {
 		WARNING(__FUNCTION__ "(), can't get iobase of 0x%03x\n",
 			self->io.fir_base);
 		dev_self[i] = NULL;
 		kfree(self);
 		return -ENODEV;
 	}
-	request_region(self->io.fir_base, self->io.fir_ext, driver_name);

 	/* Initialize QoS for this device */
 	irda_init_max_qos_capabilies(&self->qos);


cu
Adrian

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