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socket-util: Run the fallback when the kernel complains about the null buffer (#3541)
[elogind.git]
/
src
/
basic
/
socket-util.c
diff --git
a/src/basic/socket-util.c
b/src/basic/socket-util.c
index 86d6e3f6e1a609b020c51eded17bc7adbf766717..f47a8f04e0399c16233ebad5b9b8481681363e9c 100644
(file)
--- a/
src/basic/socket-util.c
+++ b/
src/basic/socket-util.c
@@
-991,7
+991,7
@@
ssize_t next_datagram_size_fd(int fd) {
l = recv(fd, NULL, 0, MSG_PEEK|MSG_TRUNC);
if (l < 0) {
- if (errno == EOPNOTSUPP)
+ if (errno == EOPNOTSUPP
|| errno == EFAULT
)
goto fallback;
return -errno;