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lib: membuff: fix readline not returning line in case of overflow

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If line overflows readline it will not be returned, fix this behavior,
make it optional and documented properly.

Signed-off-by: Ion Agorria <ion@agorria.com>
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Link: https://lore.kernel.org/r/20240105072212.6615-6-clamor95@gmail.com
Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
This commit is contained in:
Ion Agorria
2024-01-05 09:22:10 +02:00
committed by Mattijs Korpershoek
parent 90087dd076
commit e58bafc35f
4 changed files with 7 additions and 6 deletions
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2
boot/bootmeth_extlinux.c
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@@ -82,7 +82,7 @@ static int extlinux_fill_info(struct bootflow *bflow)
log_debug("parsing bflow file size %x\n", bflow->size);
membuff_init(&mb, bflow->buf, bflow->size);
membuff_putraw(&mb, bflow->size, true, &data);
while (len = membuff_readline(&mb, line, sizeof(line) - 1, ' '), len) {
while (len = membuff_readline(&mb, line, sizeof(line) - 1, ' ', true), len) {
char *tok, *p = line;
tok = strsep(&p, " ");