diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-06-17 10:37:55 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-18 21:14:40 +0300 |
| commit | 25f12ae45fc1931a1dce3cc59f9989a9d87834b0 (patch) | |
| tree | c89ffb14ca4cbe9afbf312be9e983377c6de5f35 /include | |
| parent | c0ee37e85e0e47402b8bbe35b6cec8e06937ca58 (diff) | |
| download | linux-25f12ae45fc1931a1dce3cc59f9989a9d87834b0.tar.xz | |
maccess: rename probe_kernel_address to get_kernel_nofault
Better describe what this helper does, and match the naming of
copy_from_kernel_nofault.
Also switch the argument order around, so that it acts and looks
like get_user().
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/uaccess.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index bef48da242cc..a508a3c08879 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -318,14 +318,14 @@ long strncpy_from_user_nofault(char *dst, const void __user *unsafe_addr, long strnlen_user_nofault(const void __user *unsafe_addr, long count); /** - * probe_kernel_address(): safely attempt to read from a location - * @addr: address to read from - * @retval: read into this variable + * get_kernel_nofault(): safely attempt to read from a location + * @val: read into this variable + * @ptr: address to read from * * Returns 0 on success, or -EFAULT. */ -#define probe_kernel_address(addr, retval) \ - copy_from_kernel_nofault(&retval, addr, sizeof(retval)) +#define get_kernel_nofault(val, ptr) \ + copy_from_kernel_nofault(&(val), (ptr), sizeof(val)) #ifndef user_access_begin #define user_access_begin(ptr,len) access_ok(ptr, len) |