uml: tidy libc code

[pandora-kernel.git] / arch / um / os-Linux / process.c

diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c
index 37933d3..a84a458 100644 (file)
--- a/arch/um/os-Linux/process.c
+++ b/arch/um/os-Linux/process.c
@@ -40,14 +40,14 @@ unsigned long os_process_pc(int pid)
        if(fd < 0){
                printk("os_process_pc - couldn't open '%s', err = %d\n",
                       proc_stat, -fd);
-               return(ARBITRARY_ADDR);
+               return ARBITRARY_ADDR;
        }
        err = os_read_file(fd, buf, sizeof(buf));
        if(err < 0){
                printk("os_process_pc - couldn't read '%s', err = %d\n",
                       proc_stat, -err);
                os_close_file(fd);
-               return(ARBITRARY_ADDR);
+               return ARBITRARY_ADDR;
        }
        os_close_file(fd);
        pc = ARBITRARY_ADDR;
@@ -56,7 +56,7 @@ unsigned long os_process_pc(int pid)
                  "%*d %*d %*d %*d %*d %lu", &pc) != 1){
                printk("os_process_pc - couldn't find pc in '%s'\n", buf);
        }
-       return(pc);
+       return pc;
 }
 
 int os_process_parent(int pid)
@@ -65,13 +65,14 @@ int os_process_parent(int pid)
        char data[256];
        int parent, n, fd;
 
-       if(pid == -1) return(-1);
+       if(pid == -1)
+               return -1;
 
        snprintf(stat, sizeof(stat), "/proc/%d/stat", pid);
        fd = os_open_file(stat, of_read(OPENFLAGS()), 0);
        if(fd < 0){
                printk("Couldn't open '%s', err = %d\n", stat, -fd);
-               return(FAILURE_PID);
+               return FAILURE_PID;
        }
 
        n = os_read_file(fd, data, sizeof(data));
@@ -79,7 +80,7 @@ int os_process_parent(int pid)
 
        if(n < 0){
                printk("Couldn't read '%s', err = %d\n", stat, -n);
-               return(FAILURE_PID);
+               return FAILURE_PID;
        }
 
        parent = FAILURE_PID;
@@ -87,7 +88,7 @@ int os_process_parent(int pid)
        if(n != 1)
                printk("Failed to scan '%s'\n", data);
 
-       return(parent);
+       return parent;
 }
 
 void os_stop_process(int pid)
@@ -145,7 +146,7 @@ void os_usr1_process(int pid)
 
 int os_getpid(void)
 {
-       return(syscall(__NR_getpid));
+       return syscall(__NR_getpid);
 }
 
 int os_getpgrp(void)
@@ -165,8 +166,8 @@ int os_map_memory(void *virt, int fd, unsigned long long off, unsigned long len,
        loc = mmap64((void *) virt, len, prot, MAP_SHARED | MAP_FIXED,
                     fd, off);
        if(loc == MAP_FAILED)
-               return(-errno);
-       return(0);
+               return -errno;
+       return 0;
 }
 
 int os_protect_memory(void *addr, unsigned long len, int r, int w, int x)
@@ -175,8 +176,8 @@ int os_protect_memory(void *addr, unsigned long len, int r, int w, int x)
                    (x ? PROT_EXEC : 0));
 
         if(mprotect(addr, len, prot) < 0)
-               return(-errno);
-        return(0);
+               return -errno;
+        return 0;
 }
 
 int os_unmap_memory(void *addr, int len)
@@ -185,8 +186,8 @@ int os_unmap_memory(void *addr, int len)
 
         err = munmap(addr, len);
        if(err < 0)
-               return(-errno);
-        return(0);
+               return -errno;
+        return 0;
 }
 
 #ifndef MADV_REMOVE