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| author | Daniel Borkmann <dborkman@redhat.com> | 2013-08-19 09:06:03 +0200 |
|---|---|---|
| committer | Daniel Borkmann <dborkman@redhat.com> | 2013-08-19 09:06:03 +0200 |
| commit | 1b554ed8277dd027db458a029dfbe90d04e212b6 (patch) | |
| tree | 9a4c2515a8d7ee3af0d947f0fb8ff892b794dccc | |
| parent | c2887b312d229698d3c96505dc573c26d859b4c2 (diff) | |
netsniff-ng: poll: don't panic on EINTR
When signal occurs, don't panic on EINTR, rather gracefully return.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
| -rw-r--r-- | netsniff-ng.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/netsniff-ng.c b/netsniff-ng.c index 682fb39..331e476 100644 --- a/netsniff-ng.c +++ b/netsniff-ng.c @@ -474,8 +474,10 @@ static void receive_to_xmit(struct ctx *ctx) } ret = poll(&rx_poll, 1, -1); - if (unlikely(ret < 0)) - panic("Poll failed!\n"); + if (unlikely(ret < 0)) { + if (errno != EINTR) + panic("Poll failed!\n"); + } } out: @@ -985,8 +987,10 @@ static void recv_only_or_dump(struct ctx *ctx) } ret = poll(&rx_poll, 1, -1); - if (unlikely(ret < 0)) - panic("Poll failed!\n"); + if (unlikely(ret < 0)) { + if (errno != EINTR) + panic("Poll failed!\n"); + } } bug_on(gettimeofday(&end, NULL)); |