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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2016-01-20 14:58:58 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-20 17:09:18 -0800
commit7047d813718c8e40929b7267a8d20cbf212f8565 (patch)
tree7da361cc2cc4638e856109d646154470b7236d4b /lib
parentad27a7559a85309a4775389d012f3728c92f5eb0 (diff)
downloadop-kernel-dev-7047d813718c8e40929b7267a8d20cbf212f8565.zip
op-kernel-dev-7047d813718c8e40929b7267a8d20cbf212f8565.tar.gz
test_hexdump: switch to memcmp()
Better to use memcmp() against entire buffer to check that nothing is happened to the data in the tail. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/test_hexdump.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/test_hexdump.c b/lib/test_hexdump.c
index 141d031..4b949aa 100644
--- a/lib/test_hexdump.c
+++ b/lib/test_hexdump.c
@@ -72,8 +72,6 @@ static void __init test_hexdump_prepare_test(size_t len, int rowsize,
else
result = test_data_1_le;
- memset(test, FILL_CHAR, testlen);
-
/* hex dump */
p = test;
for (i = 0; i < l / gs; i++) {
@@ -109,13 +107,15 @@ static void __init test_hexdump(size_t len, int rowsize, int groupsize,
char test[TEST_HEXDUMP_BUF_SIZE];
char real[TEST_HEXDUMP_BUF_SIZE];
+ memset(real, FILL_CHAR, sizeof(real));
hex_dump_to_buffer(data_b, len, rowsize, groupsize, real, sizeof(real),
ascii);
+ memset(test, FILL_CHAR, sizeof(test));
test_hexdump_prepare_test(len, rowsize, groupsize, test, sizeof(test),
ascii);
- if (strcmp(test, real)) {
+ if (memcmp(test, real, TEST_HEXDUMP_BUF_SIZE)) {
pr_err("Len: %zu row: %d group: %d\n", len, rowsize, groupsize);
pr_err("Result: '%s'\n", real);
pr_err("Expect: '%s'\n", test);
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