Commit-ID: a70770d9b64ab4a36008d64542fb3bb6600c7b07
Gitweb: https://git.kernel.org/tip/a70770d9b64ab4a36008d64542fb3bb6600c7b07
Author: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
AuthorDate: Mon, 29 Jan 2018 15:03:59 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 6 Feb 2018 10:11:52 -0300
perf tools: Substitute yet another strtoull()
Instead of home grown function let's use what library provides us.
Signed-off-by: Andriy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20180129130359.1490-1-andriy.shevchenko@xxxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/util.c | 24 ++----------------------
1 file changed, 2 insertions(+), 22 deletions(-)
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 443892d..1019bbc 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -340,35 +340,15 @@ size_t hex_width(u64 v)
return n;
}
-static int hex(char ch)
-{
- if ((ch >= '0') && (ch <= '9'))
- return ch - '0';
- if ((ch >= 'a') && (ch <= 'f'))
- return ch - 'a' + 10;
- if ((ch >= 'A') && (ch <= 'F'))
- return ch - 'A' + 10;
- return -1;
-}
-
/*
* While we find nice hex chars, build a long_val.
* Return number of chars processed.
*/
int hex2u64(const char *ptr, u64 *long_val)
{
- const char *p = ptr;
- *long_val = 0;
-
- while (*p) {
- const int hex_val = hex(*p);
+ char *p;
- if (hex_val < 0)
- break;
-
- *long_val = (*long_val << 4) | hex_val;
- p++;
- }
+ *long_val = strtoull(ptr, &p, 16);
return p - ptr;
}
--
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