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authorWANG Cong <xiyou.wangcong@gmail.com>2008-02-04 22:30:35 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-05 09:44:24 -0800
commitc9a3072d13e4b8a6549ecc1db6390a55c7ee2ddf (patch)
tree7b3eee2e8b71d844b27ed6a1c8d852915934e7f9 /arch/um/os-Linux/main.c
parent4d18de45fa921600e1b3770c3a7cb106ab48cd9d (diff)
uml: code tidying under arch/um/os-Linux
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>
Diffstat (limited to 'arch/um/os-Linux/main.c')
-rw-r--r--arch/um/os-Linux/main.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/um/os-Linux/main.c b/arch/um/os-Linux/main.c
index 82c3778627b..de664e7ff31 100644
--- a/arch/um/os-Linux/main.c
+++ b/arch/um/os-Linux/main.c
@@ -73,7 +73,7 @@ static void install_fatal_handler(int sig)
action.sa_handler = last_ditch_exit;
if (sigaction(sig, &action, NULL) < 0) {
printf("failed to install handler for signal %d - errno = %d\n",
- errno);
+ sig, errno);
exit(1);
}
}
@@ -92,7 +92,8 @@ static void setup_env_path(void)
* just use the default + /usr/lib/uml
*/
if (!old_path || (path_len = strlen(old_path)) == 0) {
- putenv("PATH=:/bin:/usr/bin/" UML_LIB_PATH);
+ if (putenv("PATH=:/bin:/usr/bin/" UML_LIB_PATH))
+ perror("couldn't putenv");
return;
}
@@ -100,11 +101,14 @@ static void setup_env_path(void)
path_len += strlen("PATH=" UML_LIB_PATH) + 1;
new_path = malloc(path_len);
if (!new_path) {
- perror("coudn't malloc to set a new PATH");
+ perror("couldn't malloc to set a new PATH");
return;
}
snprintf(new_path, path_len, "PATH=%s" UML_LIB_PATH, old_path);
- putenv(new_path);
+ if (putenv(new_path)) {
+ perror("couldn't putenv to set a new PATH");
+ free(new_path);
+ }
}
extern int uml_exitcode;