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authorBenjamin Tissoires <benjamin.tissoires@redhat.com>2022-10-05 10:21:55 +0100
committerBenjamin Tissoires <benjamin.tissoires@redhat.com>2022-10-05 10:21:55 +0100
commitedd1533d3ccd82dd5d600986d27d524e6be4c5fd (patch)
tree1ac5ae82ea63114d5c13212e2819531e4507f800 /include/linux/bpfptr.h
parent7d8fe4cfc54b5fb2093e12cffa8ca74d3c88e0fa (diff)
parent98d67f250472cdd0f8d083830be3ec9dbb0c65a8 (diff)
Merge branch 'for-6.1/logitech' into for-linus
- Add hanlding of all Bluetooth HID++ devices and fixes in hid++ (Bastien Nocera)
Diffstat (limited to 'include/linux/bpfptr.h')
-rw-r--r--include/linux/bpfptr.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/bpfptr.h b/include/linux/bpfptr.h
index 46e1757d06a3..79b2f78eec1a 100644
--- a/include/linux/bpfptr.h
+++ b/include/linux/bpfptr.h
@@ -49,7 +49,9 @@ static inline void bpfptr_add(bpfptr_t *bpfptr, size_t val)
static inline int copy_from_bpfptr_offset(void *dst, bpfptr_t src,
size_t offset, size_t size)
{
- return copy_from_sockptr_offset(dst, (sockptr_t) src, offset, size);
+ if (!bpfptr_is_kernel(src))
+ return copy_from_user(dst, src.user + offset, size);
+ return copy_from_kernel_nofault(dst, src.kernel + offset, size);
}
static inline int copy_from_bpfptr(void *dst, bpfptr_t src, size_t size)
@@ -78,7 +80,9 @@ static inline void *kvmemdup_bpfptr(bpfptr_t src, size_t len)
static inline long strncpy_from_bpfptr(char *dst, bpfptr_t src, size_t count)
{
- return strncpy_from_sockptr(dst, (sockptr_t) src, count);
+ if (bpfptr_is_kernel(src))
+ return strncpy_from_kernel_nofault(dst, src.kernel, count);
+ return strncpy_from_user(dst, src.user, count);
}
#endif /* _LINUX_BPFPTR_H */