diff options
| -rw-r--r-- | utils/idmapd/idmapd.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/utils/idmapd/idmapd.c b/utils/idmapd/idmapd.c index beba9c4..b6c6231 100644 --- a/utils/idmapd/idmapd.c +++ b/utils/idmapd/idmapd.c @@ -502,7 +502,7 @@ nfsdcb(int UNUSED(fd), short which, void *data) struct idmap_client *ic = data; struct idmap_msg im; u_char buf[IDMAP_MAXMSGSZ + 1]; - size_t len; + ssize_t len; ssize_t bsiz; char *bp, typebuf[IDMAP_MAXMSGSZ], buf1[IDMAP_MAXMSGSZ], authbuf[IDMAP_MAXMSGSZ], *p; @@ -511,10 +511,14 @@ nfsdcb(int UNUSED(fd), short which, void *data) if (which != EV_READ) goto out; - if ((len = read(ic->ic_fd, buf, sizeof(buf))) <= 0) { + len = read(ic->ic_fd, buf, sizeof(buf)); + if (len == 0) + /* No upcall to read; not necessarily a problem: */ + return; + if (len < 0) { xlog_warn("nfsdcb: read(%s) failed: errno %d (%s)", - ic->ic_path, len?errno:0, - len?strerror(errno):"End of File"); + ic->ic_path, errno, + strerror(errno)); nfsdreopen_one(ic); return; } |