The patch titled
Subject: test_hexdump: go through all possible lengths of buffer
has been removed from the -mm tree. Its filename was
test_hexdump-go-through-all-possible-lengths-of-buffer.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Subject: test_hexdump: go through all possible lengths of buffer
When test for overflow do iterate the buffer length in a range
0 .. BUF_SIZE.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Cc: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/test_hexdump.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)
diff -puN lib/test_hexdump.c~test_hexdump-go-through-all-possible-lengths-of-buffer lib/test_hexdump.c
--- a/lib/test_hexdump.c~test_hexdump-go-through-all-possible-lengths-of-buffer
+++ a/lib/test_hexdump.c
@@ -126,17 +126,17 @@ static void __init test_hexdump_set(int
test_hexdump(len, rowsize, 1, ascii);
}
-static void __init test_hexdump_overflow(bool ascii)
+static void __init test_hexdump_overflow(size_t buflen, bool ascii)
{
- char buf[56];
+ char buf[TEST_HEXDUMP_BUF_SIZE];
const char *t = test_data_1_le[0];
- size_t l = get_random_int() % sizeof(buf);
+ size_t l = buflen;
bool a;
int e, r;
memset(buf, ' ', sizeof(buf));
- r = hex_dump_to_buffer(data_b, 1, 16, 1, buf, l, ascii);
+ r = hex_dump_to_buffer(data_b, 1, 16, 1, buf, buflen, ascii);
if (ascii)
e = 50;
@@ -144,7 +144,7 @@ static void __init test_hexdump_overflow
e = 2;
buf[e + 2] = '\0';
- if (!l) {
+ if (!buflen) {
a = r == e && buf[0] == ' ';
} else if (l < 3) {
a = r == e && buf[0] == '\0';
@@ -160,7 +160,7 @@ static void __init test_hexdump_overflow
}
if (!a) {
- pr_err("Len: %zu rc: %u strlen: %zu\n", l, r, strlen(buf));
+ pr_err("Len: %zu rc: %u strlen: %zu\n", buflen, r, strlen(buf));
pr_err("Result: '%s'\n", buf);
}
}
@@ -180,11 +180,11 @@ static int __init test_hexdump_init(void
for (i = 0; i < 16; i++)
test_hexdump_set(rowsize, true);
- for (i = 0; i < 16; i++)
- test_hexdump_overflow(false);
+ for (i = 0; i <= TEST_HEXDUMP_BUF_SIZE; i++)
+ test_hexdump_overflow(i, false);
- for (i = 0; i < 16; i++)
- test_hexdump_overflow(true);
+ for (i = 0; i <= TEST_HEXDUMP_BUF_SIZE; i++)
+ test_hexdump_overflow(i, true);
return -EINVAL;
}
_
Patches currently in -mm which might be from andriy.shevchenko@xxxxxxxxxxxxxxx are
test_hexdump-replace-magic-numbers-by-their-meaning.patch
test_hexdump-check-all-bytes-in-real-buffer.patch
test_hexdump-test-all-possible-group-sizes-for-overflow.patch
test_hexdump-print-statistics-at-the-end.patch
--
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