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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2026-01-01 13:59:02 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska-skaware@skarnet.org> | 2026-01-01 13:59:02 +0000 |
| commit | 0fad70221cbeca03bfc650462a1cd6f18e693611 (patch) | |
| tree | 001a4fb9193bbc9f3164462274a10432c307fae1 /src | |
| parent | af5c6cb5437b1753c45588a4dd51b484ed3a7bbf (diff) | |
| download | mdevd-0fad70221cbeca03bfc650462a1cd6f18e693611.tar.gz | |
Prepare for 0.1.8.1; save/restore errno in safe wrappers
Diffstat (limited to 'src')
| -rw-r--r-- | src/mdevd/mdevd_uevent_read.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mdevd/mdevd_uevent_read.c b/src/mdevd/mdevd_uevent_read.c index 38be5ea..9a395dc 100644 --- a/src/mdevd/mdevd_uevent_read.c +++ b/src/mdevd/mdevd_uevent_read.c @@ -18,9 +18,11 @@ static inline ssize_t fd_recvmsg (int fd, struct msghdr *hdr) { + int e = errno ; ssize_t r ; do r = recvmsg(fd, hdr, 0) ; - while ((r == -1) && (errno == EINTR)) ; + while (r == -1 && errno == EINTR) ; + if (r >= 0) errno = e ; return r ; } |