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fix compiler warnings

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Fix -Wchar-subscripts warnings on NetBSD and warnings about pointer
aliasing and uninitialized values with an older compiler.
This commit is contained in:
Miroslav Lichvar
2020-10-06 08:59:56 +02:00
parent 4779adcb50
commit 48709d9c4a
5 changed files with 10 additions and 8 deletions
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10
socket.c
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@@ -884,14 +884,16 @@ process_header(struct msghdr *msg, int msg_length, int sock_fd, int flags,
if (cmsg->cmsg_level == SOL_SOCKET && cmsg->cmsg_type == SCM_RIGHTS) {
if (!(flags & SCK_FLAG_MSG_DESCRIPTOR) || cmsg->cmsg_len != CMSG_LEN(sizeof (int))) {
unsigned int i;
int i, fd;
DEBUG_LOG("Unexpected SCM_RIGHTS");
for (i = 0; CMSG_LEN((i + 1) * sizeof (int)) <= cmsg->cmsg_len; i++)
close(((int *)CMSG_DATA(cmsg))[i]);
for (i = 0; CMSG_LEN((i + 1) * sizeof (int)) <= cmsg->cmsg_len; i++) {
memcpy(&fd, (char *)CMSG_DATA(cmsg) + i * sizeof (int), sizeof (fd));
close(fd);
}
r = 0;
} else {
message->descriptor = *(int *)CMSG_DATA(cmsg);
memcpy(&message->descriptor, CMSG_DATA(cmsg), sizeof (message->descriptor));
}
}
}