tools: Fix signed integer overflow in btsnoop.c If malformed packet is proceed with zero 'size' field we will face with wrong behaviour of write() call. Value 'toread - 1' gives wrong sign for value 'written' (-1) in write() call. To prevent this we should check that 'toread' is not equal to zero. Found by Linux Verification Center (linuxtesting.org) with the SVACE static analysis tool.

Diffstat

1 files changed, 1 insertions(+), 1 deletions(-)