diff options
| author |   Al Viro <viro@zeniv.linux.org.uk> | 2015-12-24 00:06:05 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-01-04 10:20:19 -0500 |
| commit | e9d408e107db9a554b36c3a79f67b37dd3e16da0 (patch) | |
| tree | 97383e40e388aa302828ffb2ddd845b257109118 /include/linux/string.h | |
| parent | Linux 4.4-rc7 (diff) | |
| download | linux-dev-e9d408e107db9a554b36c3a79f67b37dd3e16da0.tar.xz linux-dev-e9d408e107db9a554b36c3a79f67b37dd3e16da0.zip | |
new helper: memdup_user_nul()
Similar to memdup_user(), except that allocated buffer is one byte
longer and '\0' is stored after the copied data.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/string.h')
| -rw-r--r-- | include/linux/string.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/string.h b/include/linux/string.h index 9ef7795e65e4..9eebc66d957a 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -10,6 +10,7 @@ extern char *strndup_user(const char __user *, long); extern void *memdup_user(const void __user *, size_t); +extern void *memdup_user_nul(const void __user *, size_t); /* * Include machine specific inline routines |