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error handling: Use RETRY_ON_EINTR() macro where applicable

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There is a defined RETRY_ON_EINTR() macro in qemu/osdep.h
which handles the same while loop.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/415
Signed-off-by: Nikita Ivanov <nivanov@cloudlinux.com>
Message-Id: <20221023090422.242617-3-nivanov@cloudlinux.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
[thuth: Dropped the hunk that changed socket_accept() in libqtest.c]
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Nikita Ivanov
2022-10-23 12:04:22 +03:00
committed by Thomas Huth
parent 8b6aa69365
commit 37b0b24e93
13 changed files with 45 additions and 81 deletions
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17
net/l2tpv3.c
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@@ -240,9 +240,7 @@ static ssize_t net_l2tpv3_receive_dgram_iov(NetClientState *nc,
message.msg_control = NULL;
message.msg_controllen = 0;
message.msg_flags = 0;
do {
ret = sendmsg(s->fd, &message, 0);
} while ((ret == -1) && (errno == EINTR));
ret = RETRY_ON_EINTR(sendmsg(s->fd, &message, 0));
if (ret > 0) {
ret -= s->offset;
} else if (ret == 0) {
@@ -285,9 +283,7 @@ static ssize_t net_l2tpv3_receive_dgram(NetClientState *nc,
message.msg_control = NULL;
message.msg_controllen = 0;
message.msg_flags = 0;
do {
ret = sendmsg(s->fd, &message, 0);
} while ((ret == -1) && (errno == EINTR));
ret = RETRY_ON_EINTR(sendmsg(s->fd, &message, 0));
if (ret > 0) {
ret -= s->offset;
} else if (ret == 0) {
@@ -434,12 +430,9 @@ static void net_l2tpv3_send(void *opaque)
msgvec = s->msgvec + s->queue_head;
if (target_count > 0) {
do {
count = recvmmsg(
s->fd,
msgvec,
target_count, MSG_DONTWAIT, NULL);
} while ((count == -1) && (errno == EINTR));
count = RETRY_ON_EINTR(
recvmmsg(s->fd, msgvec, target_count, MSG_DONTWAIT, NULL)
);
if (count < 0) {
/* Recv error - we still need to flush packets here,
* (re)set queue head to current position