tools/virtiofsd/buffer.c: check whether buf is NULL in fuse_bufvec_advance func
commit7fa87944f82d75d21b7166570ac87d7874c151d5
authorHaotian Li <lihaotian9@huawei.com>
Wed, 11 Nov 2020 01:05:56 +0000 (11 09:05 +0800)
committerDr. David Alan Gilbert <dgilbert@redhat.com>
Thu, 12 Nov 2020 16:25:23 +0000 (12 16:25 +0000)
treed033f83d918a9a0bffea2a1a11e3a43b9853c63a
parentf26688a911ed4bc122f597333c9d5b45175e683c
tools/virtiofsd/buffer.c: check whether buf is NULL in fuse_bufvec_advance func

In fuse_bufvec_advance func, calling fuse_bufvec_current func
may return NULL, so we should check whether buf is NULL before
using it.

Signed-off-by: Haotian Li <lihaotian9@huawei.com>
Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Message-Id: <29fc87c2-b87c-4c34-40d4-75381f228849@huawei.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
tools/virtiofsd/buffer.c