Re: [PATCH bpf] tools: bpf: fix NULL return handling in bpf__prepare_load

2018-05-15 Thread Daniel Borkmann
On 05/15/2018 04:11 PM, Arnaldo Carvalho de Melo wrote: > Em Sun, May 13, 2018 at 01:20:22AM +0200, Daniel Borkmann escreveu: >> [ +Arnaldo ] >> >> On 05/11/2018 01:21 PM, YueHaibing wrote: >>> bpf_object__open()/bpf_object__open_buffer can return error pointer or NULL, >>> check the return values

Re: [PATCH bpf] tools: bpf: fix NULL return handling in bpf__prepare_load

2018-05-15 Thread Arnaldo Carvalho de Melo
Em Sun, May 13, 2018 at 01:20:22AM +0200, Daniel Borkmann escreveu: > [ +Arnaldo ] > > On 05/11/2018 01:21 PM, YueHaibing wrote: > > bpf_object__open()/bpf_object__open_buffer can return error pointer or NULL, > > check the return values with IS_ERR_OR_NULL() in bpf__prepare_load and > > bpf__prep

Re: [PATCH bpf] tools: bpf: fix NULL return handling in bpf__prepare_load

2018-05-12 Thread Daniel Borkmann
[ +Arnaldo ] On 05/11/2018 01:21 PM, YueHaibing wrote: > bpf_object__open()/bpf_object__open_buffer can return error pointer or NULL, > check the return values with IS_ERR_OR_NULL() in bpf__prepare_load and > bpf__prepare_load_buffer > > Signed-off-by: YueHaibing > --- > tools/perf/util/bpf-loa

[PATCH bpf] tools: bpf: fix NULL return handling in bpf__prepare_load

2018-05-11 Thread YueHaibing
bpf_object__open()/bpf_object__open_buffer can return error pointer or NULL, check the return values with IS_ERR_OR_NULL() in bpf__prepare_load and bpf__prepare_load_buffer Signed-off-by: YueHaibing --- tools/perf/util/bpf-loader.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) dif