1 files changed, 0 insertions, 1 deletions

diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index fdac1a55d031..daaafc8824b0 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -131,7 +131,6 @@ extern int os_set_exec_close(int fd);
 extern int os_ioctl_generic(int fd, unsigned int cmd, unsigned long arg);
 extern int os_get_ifname(int fd, char *namebuf);
 extern int os_set_slip(int fd);
-extern int os_set_owner(int fd, int pid);
 extern int os_mode_fd(int fd, int mode);
 
 extern int os_seek_file(int fd, unsigned long long offset);