diff options
Diffstat (limited to 'src/osmo-bts-sysmo/l1_transp_hw.c')
| -rw-r--r-- | src/osmo-bts-sysmo/l1_transp_hw.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/osmo-bts-sysmo/l1_transp_hw.c b/src/osmo-bts-sysmo/l1_transp_hw.c index da8ac3f3..9c0a514a 100644 --- a/src/osmo-bts-sysmo/l1_transp_hw.c +++ b/src/osmo-bts-sysmo/l1_transp_hw.c @@ -215,9 +215,15 @@ static int l1if_fd_cb(struct osmo_fd *ofd, unsigned int what) iov[i].iov_len = msgb_tailroom(msg[i]); } - rc = readv(ofd->fd, iov, ARRAY_SIZE(iov)); - count = rc / prim_size; + if (rc < 0) { + LOGP(DL1C, LOGL_ERROR, "failed to read from fd: %s\n", strerror(errno)); + /* N. B: we do not abort to let the cycle below cleanup allocated memory properly, + the return value is ignored by the caller anyway. + TODO: use libexplain's explain_readv() to provide detailed error description */ + count = 0; + } else + count = rc / prim_size; for (i = 0; i < count; ++i) { msgb_put(msg[i], prim_size); |