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-rw-r--r--netsniff-ng.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/netsniff-ng.c b/netsniff-ng.c
index 0f35d04..682fb39 100644
--- a/netsniff-ng.c
+++ b/netsniff-ng.c
@@ -343,7 +343,7 @@ static void receive_to_xmit(struct ctx *ctx)
{
short ifflags = 0;
uint8_t *in, *out;
- int rx_sock, ifindex_in, ifindex_out;
+ int rx_sock, ifindex_in, ifindex_out, ret;
unsigned int size_in, size_out, it_in = 0, it_out = 0;
unsigned long frame_count = 0;
struct frame_map *hdr_in, *hdr_out;
@@ -473,7 +473,9 @@ static void receive_to_xmit(struct ctx *ctx)
goto out;
}
- poll(&rx_poll, 1, -1);
+ ret = poll(&rx_poll, 1, -1);
+ if (unlikely(ret < 0))
+ panic("Poll failed!\n");
}
out:
@@ -982,7 +984,9 @@ static void recv_only_or_dump(struct ctx *ctx)
break;
}
- poll(&rx_poll, 1, -1);
+ ret = poll(&rx_poll, 1, -1);
+ if (unlikely(ret < 0))
+ panic("Poll failed!\n");
}
bug_on(gettimeofday(&end, NULL));