diff mbox series

bpf: alloc_record_per_cpu Add null check after malloc

Message ID 20200609113839.9628-2-gaurav1086@gmail.com
State Changes Requested
Delegated to: BPF Maintainers
Headers show
Series bpf: alloc_record_per_cpu Add null check after malloc | expand

Commit Message

Gaurav Singh June 9, 2020, 11:38 a.m. UTC 
Signed-off-by: Gaurav Singh <gaurav1086@gmail.com>
---
 samples/bpf/xdp_rxq_info_user.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Greg Kroah-Hartman June 9, 2020, 11:55 a.m. UTC | #1 
On Tue, Jun 09, 2020 at 07:38:39AM -0400, Gaurav Singh wrote:
> Signed-off-by: Gaurav Singh <gaurav1086@gmail.com>
> ---
>  samples/bpf/xdp_rxq_info_user.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

I know I don't take patches without any changelog text, maybe other
maintainers are more lax...
diff mbox series

Patch

diff --git a/samples/bpf/xdp_rxq_info_user.c b/samples/bpf/xdp_rxq_info_user.c
index 4fe47502ebed..490b07b7df78 100644
--- a/samples/bpf/xdp_rxq_info_user.c
+++ b/samples/bpf/xdp_rxq_info_user.c
@@ -202,11 +202,11 @@  static struct datarec *alloc_record_per_cpu(void)
 
 	size = sizeof(struct datarec) * nr_cpus;
 	array = malloc(size);
-	memset(array, 0, size);
 	if (!array) {
 		fprintf(stderr, "Mem alloc error (nr_cpus:%u)\n", nr_cpus);
 		exit(EXIT_FAIL_MEM);
 	}
+	memset(array, 0, size);
 	return array;
 }