diff options
| author |   Dan Williams <dan.j.williams@intel.com> | 2022-09-24 18:14:12 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2022-09-24 18:14:12 -0700 |
| commit | b3bbcc5d1da1b654091dad15980b3d58fdae0fc6 (patch) | |
| tree | 77795fbece4fc61a659ed97c70d798ca81f35bb8 /include/linux/bpfptr.h | |
| parent | fsdax: Fix infinite loop in dax_iomap_rw() (diff) | |
| parent | devdax: Fix soft-reservation memory description (diff) | |
Merge branch 'for-6.0/dax' into libnvdimm-fixes
Pick up another "Soft Reservation" fix for v6.0-final on top of some
straggling nvdimm fixes that missed v5.19.
Diffstat (limited to 'include/linux/bpfptr.h')
| -rw-r--r-- | include/linux/bpfptr.h | 8 |
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 */ |