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| author | Sami Kerola | 2017-05-29 19:39:22 +0200 |
|---|---|---|
| committer | Karel Zak | 2017-06-14 12:22:54 +0200 |
| commit | 35e82b2926537c0e7264f84b38045b522fa82003 (patch) | |
| tree | eb290eb520bd52ab015ce416da8c3f313b62c940 /lib/cpuset.c | |
| parent | misc: remove stray semicolons (diff) | |
| download | kernel-qcow2-util-linux-35e82b2926537c0e7264f84b38045b522fa82003.tar.gz kernel-qcow2-util-linux-35e82b2926537c0e7264f84b38045b522fa82003.tar.xz kernel-qcow2-util-linux-35e82b2926537c0e7264f84b38045b522fa82003.zip | |
lib: simplify cpuset if clauses that return
There is no need for 'else' when 'if' will return. In same go move call of
tolower() to last possible moment in char_to_val(), a lot of time hex values
should hit 0-9 range, and it can be omitted.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
Diffstat (limited to 'lib/cpuset.c')
| -rw-r--r-- | lib/cpuset.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/lib/cpuset.c b/lib/cpuset.c index 6d82522f5..011b6882b 100644 --- a/lib/cpuset.c +++ b/lib/cpuset.c @@ -29,23 +29,21 @@ static inline int val_to_char(int v) { if (v >= 0 && v < 10) return '0' + v; - else if (v >= 10 && v < 16) + if (v >= 10 && v < 16) return ('a' - 10) + v; - else - return -1; + return -1; } static inline int char_to_val(int c) { int cl; - cl = tolower(c); if (c >= '0' && c <= '9') return c - '0'; - else if (cl >= 'a' && cl <= 'f') + cl = tolower(c); + if (cl >= 'a' && cl <= 'f') return cl + (10 - 'a'); - else - return -1; + return -1; } static const char *nexttoken(const char *q, int sep) |