osmith has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-hlr/+/37328?usp=email )
Change subject: mslookup: don't ignore return value of write()
......................................................................
mslookup: don't ignore return value of write()
Fix GCC 13.2.0 refuses to build this with -Werror:
src/mslookup/osmo-mslookup-client.c: In function 'socket_client_respond_result':
src/osmo-hlr/src/mslookup/osmo-mslookup-client.c:432:9: error: ignoring return value of
'write' declared with attribute 'warn_unused_result'
[-Werror=unused-result]
432 | write(c->ofd.fd, response, strlen(response));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/mslookup/osmo-mslookup-client.c: In function 'socket_accept':
src/osmo-hlr/src/mslookup/osmo-mslookup-client.c:530:17: error: ignoring return value of
'write' declared with attribute 'warn_unused_result'
[-Werror=unused-result]
530 | write(c->ofd.fd, CSV_HEADERS, strlen(CSV_HEADERS));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Change-Id: I4b2e5cabe5306a999197f7c98362d872a3739078
---
M src/mslookup/osmo-mslookup-client.c
1 file changed, 32 insertions(+), 3 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-hlr refs/changes/28/37328/1
diff --git a/src/mslookup/osmo-mslookup-client.c b/src/mslookup/osmo-mslookup-client.c
index 37f1256..0a29645 100644
--- a/src/mslookup/osmo-mslookup-client.c
+++ b/src/mslookup/osmo-mslookup-client.c
@@ -429,7 +429,11 @@
void socket_client_respond_result(struct socket_client *c, const char *response)
{
- write(c->ofd.fd, response, strlen(response));
+ size_t len = strlen(response);
+ int rc = write(c->ofd.fd, response, len);
+
+ if (rc != len)
+ print_error("%s: write() returned %d instead of %zu\n", __func__, rc, len);
}
static int socket_read_cb(struct osmo_fd *ofd)
@@ -526,8 +530,13 @@
llist_add(&c->entry, &globals.socket_clients);
- if (globals.format == FORMAT_CSV && cmdline_opts.csv_headers)
- write(c->ofd.fd, CSV_HEADERS, strlen(CSV_HEADERS));
+ if (globals.format == FORMAT_CSV && cmdline_opts.csv_headers) {
+ size_t len = strlen(CSV_HEADERS);
+ int rc = write(c->ofd.fd, CSV_HEADERS, strlen(CSV_HEADERS));
+
+ if (rc != len)
+ print_error("%s: write() returned %d instead of %zu\n", __func__, rc, len);
+ }
return 0;
}
--
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Gerrit-Project: osmo-hlr
Gerrit-Branch: master
Gerrit-Change-Id: I4b2e5cabe5306a999197f7c98362d872a3739078
Gerrit-Change-Number: 37328
Gerrit-PatchSet: 1
Gerrit-Owner: osmith <osmith(a)sysmocom.de>
Gerrit-MessageType: newchange