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| author | Harald Welte <laforge@osmocom.org> | 2021-01-30 11:36:20 +0100 |
|---|---|---|
| committer | Harald Welte <laforge@osmocom.org> | 2021-01-30 17:59:51 +0100 |
| commit | 335c550fab46143a20f30f92b8c74d84c5eb0de8 (patch) | |
| tree | fc3b7c4071673444b8dca0071cc9c60e9df0045e | |
| parent | 4d40047c50ef916e6b1a38bd77567bc1b4857122 (diff) | |
ns2: Use proper return value from write_queue callback function
write_queue expects a -errno value on error, not '-1'.
Change-Id: I93c858facfe7e1c533df8dccc4502a574686bc8a
Related: OS#4995
| -rw-r--r-- | src/gb/gprs_ns2_fr.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/gb/gprs_ns2_fr.c b/src/gb/gprs_ns2_fr.c index 1c88db63..f73033b4 100644 --- a/src/gb/gprs_ns2_fr.c +++ b/src/gb/gprs_ns2_fr.c @@ -247,7 +247,12 @@ static int fr_dlci_rx_cb(void *cb_data, struct msgb *msg) static int handle_netif_write(struct osmo_fd *ofd, struct msgb *msg) { - return write(ofd->fd, msgb_data(msg), msgb_length(msg)); + int rc = write(ofd->fd, msgb_data(msg), msgb_length(msg)); + /* write_queue expects a "-errno" type return value in case of failure */ + if (rc == -1) + return -errno; + else + return rc; } /*! determine if given bind is for FR-GRE encapsulation. */ |