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test_hexdump: replace magic numbers by their meaning

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The magic numbers of the length are converted to their actual meaning,
such as end of the buffer with and without ASCII part.

We don't touch the rest of the magic constants that will be removed in the
following commits.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andy Shevchenko 2016-01-20 14:58:56 -08:00 committed by Linus Torvalds
parent a3d601fcc2
commit ad27a7559a
1 changed files with 13 additions and 4 deletions
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17
lib/test_hexdump.c
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@ -137,17 +137,26 @@ static void __init test_hexdump_overflow(size_t buflen, bool ascii)
{
char buf[TEST_HEXDUMP_BUF_SIZE];
const char *t = test_data_1_le[0];
size_t len = 1;
int rs = 16, gs = 1;
int ae, he, e, r;
bool a;
int e, r;
memset(buf, FILL_CHAR, sizeof(buf));
r = hex_dump_to_buffer(data_b, 1, 16, 1, buf, buflen, ascii);
r = hex_dump_to_buffer(data_b, len, rs, gs, buf, buflen, ascii);
/*
* Caller must provide the data length multiple of groupsize. The
* calculations below are made with that assumption in mind.
*/
ae = rs * 2 /* hex */ + rs / gs /* spaces */ + 1 /* space */ + len /* ascii */;
he = (gs * 2 /* hex */ + 1 /* space */) * len / gs - 1 /* no trailing space */;
if (ascii)
e = 50;
e = ae;
else
e = 2;
e = he;
buf[e + 2] = '\0';
if (!buflen) {