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libbb: Use return value from is_prefixed_with()

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add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-5 (-5)
Function                                     old     new   delta
skip_dev_pfx                                  30      25      -5
Total: Before=779966, After=779961, chg -0.00%

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Andy Shevchenko 2017-11-23 19:49:31 +02:00 committed by Denys Vlasenko
parent d82ea2ba8f
commit cc222747ae
1 changed files with 2 additions and 3 deletions
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5
libbb/skip_whitespace.c
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@ -32,7 +32,6 @@ char* FAST_FUNC skip_non_whitespace(const char *s)
char* FAST_FUNC skip_dev_pfx(const char *tty_name)
{
if (is_prefixed_with(tty_name, "/dev/"))
tty_name += 5;
return (char*)tty_name;
char *unprefixed = is_prefixed_with(tty_name, "/dev/");
return unprefixed ? unprefixed : (char*)tty_name;
}