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Subject[PATCH 06/15] maccess: rename strncpy_from_unsafe_user to strncpy_from_user_unsafe
Date
This matches the convention of always having _unsafe as a suffix, as
well as match the naming of strncpy_from_user.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
include/linux/uaccess.h | 2 +-
kernel/trace/bpf_trace.c | 2 +-
kernel/trace/trace_kprobe.c | 2 +-
mm/maccess.c | 4 ++--
4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index 5a36a298a85f8..74db16fac2a04 100644
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -313,7 +313,7 @@ extern long strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count);
extern long strncpy_from_unsafe_strict(char *dst, const void *unsafe_addr,
long count);
extern long __strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count);
-extern long strncpy_from_unsafe_user(char *dst, const void __user *unsafe_addr,
+extern long strncpy_from_user_unsafe(char *dst, const void __user *unsafe_addr,
long count);
extern long strnlen_unsafe_user(const void __user *unsafe_addr, long count);

diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c
index ca1796747a773..d3989384e515d 100644
--- a/kernel/trace/bpf_trace.c
+++ b/kernel/trace/bpf_trace.c
@@ -159,7 +159,7 @@ static const struct bpf_func_proto bpf_probe_read_user_proto = {
BPF_CALL_3(bpf_probe_read_user_str, void *, dst, u32, size,
const void __user *, unsafe_ptr)
{
- int ret = strncpy_from_unsafe_user(dst, unsafe_ptr, size);
+ int ret = strncpy_from_user_unsafe(dst, unsafe_ptr, size);

if (unlikely(ret < 0))
memset(dst, 0, size);
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index d0568af4a0ef6..67ed9655afc51 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -1262,7 +1262,7 @@ fetch_store_string_user(unsigned long addr, void *dest, void *base)

__dest = get_loc_data(dest, base);

- ret = strncpy_from_unsafe_user(__dest, uaddr, maxlen);
+ ret = strncpy_from_user_unsafe(__dest, uaddr, maxlen);
if (ret >= 0)
*(u32 *)dest = make_data_loc(ret, __dest - base);

diff --git a/mm/maccess.c b/mm/maccess.c
index 65880ba2ca376..76f9d4dd51300 100644
--- a/mm/maccess.c
+++ b/mm/maccess.c
@@ -215,7 +215,7 @@ long __strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count)
}

/**
- * strncpy_from_unsafe_user: - Copy a NUL terminated string from unsafe user
+ * strncpy_from_user_unsafe: - Copy a NUL terminated string from unsafe user
* address.
* @dst: Destination address, in kernel space. This buffer must be at
* least @count bytes long.
@@ -232,7 +232,7 @@ long __strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count)
* If @count is smaller than the length of the string, copies @count-1 bytes,
* sets the last byte of @dst buffer to NUL and returns @count.
*/
-long strncpy_from_unsafe_user(char *dst, const void __user *unsafe_addr,
+long strncpy_from_user_unsafe(char *dst, const void __user *unsafe_addr,
long count)
{
mm_segment_t old_fs = get_fs();
--
2.26.2
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