gtp: Do not leak the restart counter file handle in case of error
If the file exists but can not be read the file would not be closed.
Jump to a label that will close f.
Fixes: CID#57917
diff --git a/gtp/gtp.c b/gtp/gtp.c
index a3772ff..be53b5e 100644
--- a/gtp/gtp.c
+++ b/gtp/gtp.c
@@ -665,7 +665,7 @@
if (rc != 1) {
LOGP(DLGTP, LOGL_ERROR,
"fscanf failed to read counter value\n");
- return;
+ goto close_file;
}
if (fclose(f)) {
LOGP(DLGTP, LOGL_ERROR,
@@ -685,6 +685,7 @@
umask(i);
fprintf(f, "%d\n", gsn->restart_counter);
+close_file:
if (fclose(f)) {
LOGP(DLGTP, LOGL_ERROR,
"fclose failed: Error = %s\n", strerror(errno));