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-rw-r--r--arch/um/include/mconsole.h2
-rw-r--r--arch/um/include/net_user.h2
-rw-r--r--arch/um/include/os.h2
-rw-r--r--arch/um/include/user_util.h3
4 files changed, 3 insertions, 6 deletions
diff --git a/arch/um/include/mconsole.h b/arch/um/include/mconsole.h
index 9fbe3083fdd8c7..cfa368e045a548 100644
--- a/arch/um/include/mconsole.h
+++ b/arch/um/include/mconsole.h
@@ -56,7 +56,7 @@ struct mc_request
int as_interrupt;
int originating_fd;
- int originlen;
+ unsigned int originlen;
unsigned char origin[128]; /* sockaddr_un */
struct mconsole_request request;
diff --git a/arch/um/include/net_user.h b/arch/um/include/net_user.h
index 36807b796e9ffe..89885a77a771f2 100644
--- a/arch/um/include/net_user.h
+++ b/arch/um/include/net_user.h
@@ -35,7 +35,7 @@ extern void *get_output_buffer(int *len_out);
extern void free_output_buffer(void *buffer);
extern int tap_open_common(void *dev, char *gate_addr);
-extern void tap_check_ips(char *gate_addr, char *eth_addr);
+extern void tap_check_ips(char *gate_addr, unsigned char *eth_addr);
extern void read_output(int fd, char *output_out, int len);
diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index d246d5a24609e3..881d2988d2d80e 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -136,7 +136,7 @@ extern int os_seek_file(int fd, __u64 offset);
extern int os_open_file(char *file, struct openflags flags, int mode);
extern int os_read_file(int fd, void *buf, int len);
extern int os_write_file(int fd, const void *buf, int count);
-extern int os_file_size(char *file, long long *size_out);
+extern int os_file_size(char *file, unsigned long long *size_out);
extern int os_file_modtime(char *file, unsigned long *modtime);
extern int os_pipe(int *fd, int stream, int close_on_exec);
extern int os_set_fd_async(int fd, int owner);
diff --git a/arch/um/include/user_util.h b/arch/um/include/user_util.h
index b8c5b8a9525093..7b6a24dfd302b7 100644
--- a/arch/um/include/user_util.h
+++ b/arch/um/include/user_util.h
@@ -41,9 +41,6 @@ extern unsigned long highmem;
extern char host_info[];
extern char saved_command_line[];
-extern char command_line[];
-
-extern char *tempdir;
extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end;
extern unsigned long _unprotected_end;