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File _service:tar_scm:0136-readv-return-1-errno-is-EAGAIN-when-recvring-no-data.patch of Package gazelle
From 61888e1e0d4810d3f0dbe5aa1d43a2dbcf2ad0f5 Mon Sep 17 00:00:00 2001 From: jiangheng <jiangheng14@huawei.com> Date: Wed, 21 Feb 2024 07:44:59 +0800 Subject: [PATCH] readv return -1, errno is EAGAIN when recvring no data --- src/lstack/api/lstack_rtw_api.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/src/lstack/api/lstack_rtw_api.c b/src/lstack/api/lstack_rtw_api.c index 8498b8e..e50fe37 100644 --- a/src/lstack/api/lstack_rtw_api.c +++ b/src/lstack/api/lstack_rtw_api.c @@ -127,12 +127,7 @@ ssize_t rtw_readv(int s, const struct iovec *iov, int iovcnt) msg.msg_control = NULL; msg.msg_controllen = 0; msg.msg_flags = 0; - ssize_t result = do_lwip_recvmsg_from_stack(s, &msg, 0); - if (result == -1 && errno == EAGAIN) { - errno = 0; - return 0; - } - return result; + return do_lwip_recvmsg_from_stack(s, &msg, 0); } ssize_t rtw_write(int s, const void *mem, size_t size) -- 2.27.0
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