diff mbox series

[2/3] kbuffer: Add event if the buffer just fits in kbuffer_read_buffer()

Message ID 20240105194015.253165-3-rostedt@goodmis.org (mailing list archive)
State Superseded
Headers show
Series kbuffer: Some minor fixes | expand

Commit Message

Steven Rostedt Jan. 5, 2024, 7:37 p.m. UTC 
From: "Steven Rostedt (Google)" <rostedt@goodmis.org>

If the buffer passed in is exactly the size needed to add an event, it will
not because it checks with:

  while (len > kbuf->next - save_curr) {

Instead of

  while (len >= kbuf->next - save_curr) {

Fixes: 05821189 ("kbuffer: Add kbuffer_read_buffer()")
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
 src/kbuffer-parse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/src/kbuffer-parse.c b/src/kbuffer-parse.c
index d43fe5d972fd..4801d432c58c 100644
--- a/src/kbuffer-parse.c
+++ b/src/kbuffer-parse.c
@@ -995,7 +995,7 @@  int kbuffer_read_buffer(struct kbuffer *kbuf, void *buffer, int len)
 		/* Due to timestamps, we must save the current next to use */
 		last_next = kbuf->next;
 
-		while (len > kbuf->next - save_curr) {
+		while (len >= kbuf->next - save_curr) {
 			last_next = kbuf->next;
 			if (!kbuffer_next_event(kbuf, &ts))
 				break;