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uml: const and other tidying

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This patch also does some improvements for uml code.  Improvements include
dropping unnecessary cast, killing some unnecessary code and still some
constifying for pointers etc..

Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
WANG Cong
2008-02-04 22:30:41 -08:00
committed by Linus Torvalds
parent 9226b83847
commit c0a9290ecf
7 changed files with 12 additions and 13 deletions
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7
arch/um/os-Linux/mem.c
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@@ -30,7 +30,7 @@ static char *tempdir = NULL;
static void __init find_tempdir(void)
{
char *dirs[] = { "TMP", "TEMP", "TMPDIR", NULL };
const char *dirs[] = { "TMP", "TEMP", "TMPDIR", NULL };
int i;
char *dir = NULL;
@@ -59,9 +59,10 @@ static void __init find_tempdir(void)
* read the file as needed. If there's an error, -errno is returned;
* if the end of the file is reached, 0 is returned.
*/
static int next(int fd, char *buf, int size, char c)
static int next(int fd, char *buf, size_t size, char c)
{
int n, len;
ssize_t n;
size_t len;
char *ptr;
while((ptr = strchr(buf, c)) == NULL){