media: apple: isp: Zero out pages allocated to ISP

hoshinolina · jannau · commit 22e09ad80ad5 · 2024-05-13T01:31:03.000+02:00
Signed-off-by: Asahi Lina &lt;lina@asahilina.net&gt;
diff --git a/drivers/media/platform/apple/isp/isp-iommu.c b/drivers/media/platform/apple/isp/isp-iommu.c
@@ -21,7 +21,7 @@ static int isp_surf_alloc_pages(struct isp_surf *surf)
 		return -ENOMEM;
 
 	for (u32 i = 0; i < surf->num_pages; i++) {
-		surf->pages[i] = alloc_page(GFP_KERNEL);
+		surf->pages[i] = alloc_page(GFP_KERNEL | __GFP_ZERO);
 		if (surf->pages[i] == NULL)
 			goto free_pages;
 	}

Original file line number	Diff line number	Diff line change
`@@ -21,7 +21,7 @@ static int isp_surf_alloc_pages(struct isp_surf *surf)`
`21`	`21`	`return -ENOMEM;`
`22`	`22`
`23`	`23`	`for (u32 i = 0; i < surf->num_pages; i++) {`
`24`		`- surf->pages[i] = alloc_page(GFP_KERNEL);`
	`24`	`+ surf->pages[i] = alloc_page(GFP_KERNEL \| __GFP_ZERO);`
`25`	`25`	`if (surf->pages[i] == NULL)`
`26`	`26`	`goto free_pages;`
`27`	`27`	`}`