diff options
Diffstat (limited to 'src/env')
| -rw-r--r-- | src/env/setenv.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/src/env/setenv.c b/src/env/setenv.c index c2c25444..0a458968 100644 --- a/src/env/setenv.c +++ b/src/env/setenv.c @@ -18,14 +18,14 @@ int setenv(const char *var, const char *value, int overwrite) l1 = strlen(var); l2 = strlen(value); s = malloc(l1+l2+2); - memcpy(s, var, l1); - s[l1] = '='; - memcpy(s+l1+1, value, l2); - s[l1+l2+1] = 0; - if (__putenv(s, 1)) { - free(s); - errno = ENOMEM; - return -1; + if (s) { + memcpy(s, var, l1); + s[l1] = '='; + memcpy(s+l1+1, value, l2); + s[l1+l2+1] = 0; + if (!__putenv(s, 1)) return 0; } - return 0; + free(s); + errno = ENOMEM; + return -1; } |