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[media] saa7134,saa7164: warning: comparison of unsigned fixes

Browse source 
drivers/media/pci/saa7134/saa7134-core.c:947:2: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
drivers/media/pci/saa7164/saa7164-core.c:413:3: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
drivers/media/pci/saa7164/saa7164-core.c:489:3: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
drivers/media/pci/saa7134/saa7134-video.c:2514:2: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2012-10-27 16:20:27 -03:00
parent 2827a4400a
commit 3eeba4a796
3 changed files with 4 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/media/pci/saa7134/saa7134-core.c
View file

@ -944,8 +944,7 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
/* board config */
dev->board = pci_id->driver_data;
if (card[dev->nr] >= 0 &&
card[dev->nr] < saa7134_bcount)
if ((unsigned)card[dev->nr] < saa7134_bcount)
dev->board = card[dev->nr];
if (SAA7134_BOARD_UNKNOWN == dev->board)
must_configure_manually(0);

2
drivers/media/pci/saa7134/saa7134-video.c
View file

@ -2511,7 +2511,7 @@ int saa7134_video_init1(struct saa7134_dev *dev)
/* sanitycheck insmod options */
if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
gbuffers = 2;
if (gbufsize < 0 || gbufsize > gbufsize_max)
if (gbufsize > gbufsize_max)
gbufsize = gbufsize_max;
gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;

4
drivers/media/pci/saa7164/saa7164-core.c
View file

@ -410,7 +410,7 @@ static void saa7164_work_enchandler(struct work_struct *w)
} else
rp = (port->last_svc_rp + 1) % 8;
if ((rp < 0) || (rp > (port->hwcfg.buffercount - 1))) {
if (rp > (port->hwcfg.buffercount - 1)) {
printk(KERN_ERR "%s() illegal rp count %d\n", __func__, rp);
break;
}
@ -486,7 +486,7 @@ static void saa7164_work_vbihandler(struct work_struct *w)
} else
rp = (port->last_svc_rp + 1) % 8;
if ((rp < 0) || (rp > (port->hwcfg.buffercount - 1))) {
if (rp > (port->hwcfg.buffercount - 1)) {
printk(KERN_ERR "%s() illegal rp count %d\n", __func__, rp);
break;
}