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main: minor optimization

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Let's remove one memory allocation in the common path.
This commit is contained in:
Lennart Poettering 2017-12-15 16:13:44 +01:00
parent 5424824adf
commit 4dc63c4bc7
1 changed files with 4 additions and 6 deletions
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10
src/core/main.c
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@ -1413,6 +1413,7 @@ static int bump_unix_max_dgram_qlen(void) {
static int fixup_environment(void) {
_cleanup_free_ char *term = NULL;
const char *t;
int r;
/* We expect the environment to be set correctly
@ -1432,13 +1433,10 @@ static int fixup_environment(void) {
r = proc_cmdline_get_key("TERM", 0, &term);
if (r < 0)
return r;
if (r == 0) {
term = strdup(default_term_for_tty("/dev/console"));
if (!term)
return -ENOMEM;
}
if (setenv("TERM", term, 1) < 0)
t = term ?: default_term_for_tty("/dev/console");
if (setenv("TERM", t, 1) < 0)
return -errno;
return 0;