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authorMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-09-01 17:08:31 +0200
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-09-03 11:13:46 +0200
commitc91effc08203bc2b2e9b23046f1831470a140880 (patch)
tree67ef758aa8877ef50cb00135215dd55374103b67 /drivers/media/pci/saa7134/saa7134-alsa.c
parentmedia: cx88-alsa: number of pages should be unsigned long (diff)
downloadlinux-c91effc08203bc2b2e9b23046f1831470a140880.tar.xz
linux-c91effc08203bc2b2e9b23046f1831470a140880.zip
media: saa7134-alsa.c: number of pages should be unsigned long
As reported by smatch: drivers/media/pci/saa7134/saa7134-alsa.c:267 saa7134_alsa_dma_init() warn: should 'nr_pages << 12' be a 64 bit type? the number of patches should be unsigned long. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/pci/saa7134/saa7134-alsa.c')
-rw-r--r--drivers/media/pci/saa7134/saa7134-alsa.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-alsa.c b/drivers/media/pci/saa7134/saa7134-alsa.c
index 544ca57eee75..347ecb0bab2f 100644
--- a/drivers/media/pci/saa7134/saa7134-alsa.c
+++ b/drivers/media/pci/saa7134/saa7134-alsa.c
@@ -252,7 +252,8 @@ static int snd_card_saa7134_capture_trigger(struct snd_pcm_substream * substream
return err;
}
-static int saa7134_alsa_dma_init(struct saa7134_dev *dev, int nr_pages)
+static int saa7134_alsa_dma_init(struct saa7134_dev *dev,
+ unsigned long nr_pages)
{
struct saa7134_dmasound *dma = &dev->dmasound;
struct page *pg;
@@ -260,11 +261,11 @@ static int saa7134_alsa_dma_init(struct saa7134_dev *dev, int nr_pages)
dma->vaddr = vmalloc_32(nr_pages << PAGE_SHIFT);
if (NULL == dma->vaddr) {
- pr_debug("vmalloc_32(%d pages) failed\n", nr_pages);
+ pr_debug("vmalloc_32(%lu pages) failed\n", nr_pages);
return -ENOMEM;
}
- pr_debug("vmalloc is at addr %p, size=%d\n",
+ pr_debug("vmalloc is at addr %p, size=%lu\n",
dma->vaddr, nr_pages << PAGE_SHIFT);
memset(dma->vaddr, 0, nr_pages << PAGE_SHIFT);