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lib/test_bitmap: increment failure counter properly
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The tests that don't use expect_eq() macro to determine that a test is
failured must increment failed_tests explicitly.

Reported-by: Guenter Roeck <[email protected]>
Link: https://lore.kernel.org/lkml/[email protected]/
Signed-off-by: Yury Norov <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Reviewed-by: Alexander Lobakin <[email protected]>
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YuryNorov committed Jun 22, 2023
1 parent dad9774 commit c4c14c2
Showing 1 changed file with 15 additions and 3 deletions.
18 changes: 15 additions & 3 deletions lib/test_bitmap.c
Original file line number Diff line number Diff line change
Expand Up @@ -470,6 +470,7 @@ static void __init test_bitmap_parselist(void)
if (err != ptest.errno) {
pr_err("parselist: %d: input is %s, errno is %d, expected %d\n",
i, ptest.in, err, ptest.errno);
failed_tests++;
continue;
}

Expand All @@ -478,6 +479,7 @@ static void __init test_bitmap_parselist(void)
pr_err("parselist: %d: input is %s, result is 0x%lx, expected 0x%lx\n",
i, ptest.in, bmap[0],
*ptest.expected);
failed_tests++;
continue;
}

Expand Down Expand Up @@ -511,11 +513,13 @@ static void __init test_bitmap_printlist(void)

if (ret != slen + 1) {
pr_err("bitmap_print_to_pagebuf: result is %d, expected %d\n", ret, slen);
failed_tests++;
goto out;
}

if (strncmp(buf, expected, slen)) {
pr_err("bitmap_print_to_pagebuf: result is %s, expected %s\n", buf, expected);
failed_tests++;
goto out;
}

Expand Down Expand Up @@ -583,6 +587,7 @@ static void __init test_bitmap_parse(void)
if (err != test.errno) {
pr_err("parse: %d: input is %s, errno is %d, expected %d\n",
i, test.in, err, test.errno);
failed_tests++;
continue;
}

Expand All @@ -591,6 +596,7 @@ static void __init test_bitmap_parse(void)
pr_err("parse: %d: input is %s, result is 0x%lx, expected 0x%lx\n",
i, test.in, bmap[0],
*test.expected);
failed_tests++;
continue;
}

Expand All @@ -615,10 +621,12 @@ static void __init test_bitmap_arr32(void)

next_bit = find_next_bit(bmap2,
round_up(nbits, BITS_PER_LONG), nbits);
if (next_bit < round_up(nbits, BITS_PER_LONG))
if (next_bit < round_up(nbits, BITS_PER_LONG)) {
pr_err("bitmap_copy_arr32(nbits == %d:"
" tail is not safely cleared: %d\n",
nbits, next_bit);
failed_tests++;
}

if (nbits < EXP1_IN_BITS - 32)
expect_eq_uint(arr[DIV_ROUND_UP(nbits, 32)],
Expand All @@ -641,15 +649,19 @@ static void __init test_bitmap_arr64(void)
expect_eq_bitmap(bmap2, exp1, nbits);

next_bit = find_next_bit(bmap2, round_up(nbits, BITS_PER_LONG), nbits);
if (next_bit < round_up(nbits, BITS_PER_LONG))
if (next_bit < round_up(nbits, BITS_PER_LONG)) {
pr_err("bitmap_copy_arr64(nbits == %d:"
" tail is not safely cleared: %d\n", nbits, next_bit);
failed_tests++;
}

if ((nbits % 64) &&
(arr[(nbits - 1) / 64] & ~GENMASK_ULL((nbits - 1) % 64, 0)))
(arr[(nbits - 1) / 64] & ~GENMASK_ULL((nbits - 1) % 64, 0))) {
pr_err("bitmap_to_arr64(nbits == %d): tail is not safely cleared: 0x%016llx (must be 0x%016llx)\n",
nbits, arr[(nbits - 1) / 64],
GENMASK_ULL((nbits - 1) % 64, 0));
failed_tests++;
}

if (nbits < EXP1_IN_BITS - 64)
expect_eq_uint(arr[DIV_ROUND_UP(nbits, 64)], 0xa5a5a5a5);
Expand Down

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