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execable: no need to check getenv for NULL, it works anyway.

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This commit is contained in:
Denis Vlasenko 2006-10-12 06:15:13 +00:00
parent 5cb46485dd
commit 12f5676cce
1 changed files with 1 additions and 2 deletions
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3
libbb/execable.c
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@ -27,7 +27,7 @@ char *find_execable(const char *filename)
{
char *path, *p, *n;
p = path = xstrdup(getenv("PATH") ? : "");
p = path = xstrdup(getenv("PATH"));
while (p) {
n = strchr(p, ':');
if (n)
@ -59,4 +59,3 @@ int exists_execable(const char *filename)
}
return 0;
}