[PATCH v2] 9p: prevent read overrun in protocol dump tracepoint

2023-12-04 Thread JP Kobryn
; if ($dump_sz > $pdu->capacity) { printf("reading %zu bytes from src buffer of %zu bytes\n", $dump_sz, $pdu->capacity); } } Signed-off-by: JP Kobryn --- include/trace/events/9p.h | 11 +++ 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/i

Re: [PATCH] 9p: prevent read overrun in protocol dump tracepoint

2023-12-04 Thread JP Kobryn
date the event to use a dynamic array and have printk fomrat to > use %*ph with that length. > > JP Kobryn, does that sound good to you? I'm not sure what you were > trying to do in the first place. > Do you want to send a v2 or shall I? Sounds good. I'll send out a v2. Thanks Steve for recommending the dynamic array macros. JP > > -- > Dominique Martinet | Asmadeus

[PATCH] 9p: prevent read overrun in protocol dump tracepoint

2023-12-01 Thread JP Kobryn
= (struct p9_fcall *)arg1; $dump_sz = (uint64)32; if ($dump_sz > $pdu->capacity) { printf("reading %zu bytes from src buffer of %zu bytes\n", $dump_sz, $pdu->capacity); } } Signed-off-by: JP Kobryn --- include/trace/events/9p.h | 3 ++- 1 file ch