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authorDave Airlie <airlied@redhat.com>2022-02-14 10:52:27 +1000
committerDave Airlie <airlied@redhat.com>2022-02-14 10:52:27 +1000
commitb9c7babe2c2e37a50aa42401b38d597ea78f506e (patch)
treedd6ec30f2583f8860e69a74e4779ac20e3f53bff /drivers/dma-buf
parent123db17ddff007080d464e785689fb14f94cbc7a (diff)
parent754e0b0e35608ed5206d6a67a791563c631cec07 (diff)
downloadlinux-b9c7babe2c2e37a50aa42401b38d597ea78f506e.tar.gz
Backmerge tag 'v5.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Daniel asked for this for some intel deps, so let's do it now. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/dma-buf')
-rw-r--r--drivers/dma-buf/dma-heap.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma-buf/dma-heap.c b/drivers/dma-buf/dma-heap.c
index 56bf5ad01ad54..8f5848aa144fe 100644
--- a/drivers/dma-buf/dma-heap.c
+++ b/drivers/dma-buf/dma-heap.c
@@ -14,6 +14,7 @@
#include <linux/xarray.h>
#include <linux/list.h>
#include <linux/slab.h>
+#include <linux/nospec.h>
#include <linux/uaccess.h>
#include <linux/syscalls.h>
#include <linux/dma-heap.h>
@@ -135,6 +136,7 @@ static long dma_heap_ioctl(struct file *file, unsigned int ucmd,
if (nr >= ARRAY_SIZE(dma_heap_ioctl_cmds))
return -EINVAL;
+ nr = array_index_nospec(nr, ARRAY_SIZE(dma_heap_ioctl_cmds));
/* Get the kernel ioctl cmd that matches */
kcmd = dma_heap_ioctl_cmds[nr];