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uml: code tidying under arch/um/os-Linux

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This patch contains varied fixes and improvements for some files under
arch/um/os-Linux/, such as a typo fix in a perror message, a missing
argument fix for a printf, some constifying for pointers and so on.

[ jdike - made sigprocmask failure return -errno instead of -1 ]

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 22:30:35 -08:00
committed by Linus Torvalds
parent 4d18de45fa
commit c9a3072d13
6 changed files with 28 additions and 20 deletions
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5
arch/um/os-Linux/mem.c
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@@ -172,13 +172,15 @@ int __init make_tempfile(const char *template, char **out_tempname,
which_tmpdir();
tempname = malloc(MAXPATHLEN);
if (!tempname)
goto out;
find_tempdir();
if (template[0] != '/')
strcpy(tempname, tempdir);
else
tempname[0] = '\0';
strcat(tempname, template);
strncat(tempname, template, MAXPATHLEN-1-strlen(tempname));
fd = mkstemp(tempname);
if(fd < 0){
fprintf(stderr, "open - cannot create %s: %s\n", tempname,
@@ -268,6 +270,7 @@ void __init check_tmpexec(void)
if(addr == MAP_FAILED){
err = errno;
perror("failed");
close(fd);
if(err == EPERM)
printf("%s must be not mounted noexec\n",tempdir);
exit(1);