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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-10-27 21:20:27 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-28 10:38:48 +0100
commit3eeba4a796ac7e04404ef12d41520fafb7e07588 (patch)
treec2089e93381f712ff18605be55b848779bb8ba78 /drivers/media/pci
parent[media] ngene: better comment unused code to avoid warnings (diff)
downloadlinux-3eeba4a796ac7e04404ef12d41520fafb7e07588.tar.xz
linux-3eeba4a796ac7e04404ef12d41520fafb7e07588.zip
[media] saa7134,saa7164: warning: comparison of unsigned fixes
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>
Diffstat (limited to 'drivers/media/pci')
-rw-r--r--drivers/media/pci/saa7134/saa7134-core.c3
-rw-r--r--drivers/media/pci/saa7134/saa7134-video.c2
-rw-r--r--drivers/media/pci/saa7164/saa7164-core.c4
3 files changed, 4 insertions, 5 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-core.c b/drivers/media/pci/saa7134/saa7134-core.c
index f2b37e05b964..8976d0e65813 100644
--- a/drivers/media/pci/saa7134/saa7134-core.c
+++ b/drivers/media/pci/saa7134/saa7134-core.c
@@ -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);
diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c
index 4a77124ee70e..3abf52711e13 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -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;
diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c
index 2c9ad878bef3..063047f56766 100644
--- a/drivers/media/pci/saa7164/saa7164-core.c
+++ b/drivers/media/pci/saa7164/saa7164-core.c
@@ -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;
}