infra: fix minor memory leak in "api trace..."
Build api trace message print fns into the built-in copy of api_format.c
Optimize memory allocator behavior when the api trace wraps.
Type: Fix
Change-Id: If799d8784a459f981fc9ee3a3ca03d3f63b2bcd0
Signed-off-by: Dave Barach <dave@barachs.net>
diff --git a/src/vlibmemory/vlib_api_cli.c b/src/vlibmemory/vlib_api_cli.c
index 4a86b8d..b5fe151 100755
--- a/src/vlibmemory/vlib_api_cli.c
+++ b/src/vlibmemory/vlib_api_cli.c
@@ -664,7 +664,8 @@
u32 nitems = 256 << 10;
api_main_t *am = &api_main;
vl_api_trace_which_t which = VL_API_TRACE_RX;
- u8 *filename;
+ u8 *filename = 0;
+ u8 *chroot_filename = 0;
u32 first = 0;
u32 last = (u32) ~ 0;
FILE *fp;
@@ -685,13 +686,12 @@
}
else if (unformat (input, "save %s", &filename))
{
- u8 *chroot_filename;
if (strstr ((char *) filename, "..")
|| index ((char *) filename, '/'))
{
vlib_cli_output (vm, "illegal characters in filename '%s'",
filename);
- return 0;
+ goto out;
}
chroot_filename = format (0, "/tmp/%s%c", filename, 0);
@@ -702,7 +702,7 @@
if (fp == NULL)
{
vlib_cli_output (vm, "Couldn't create %s\n", chroot_filename);
- return 0;
+ goto out;
}
rv = vl_msg_api_trace_save (am, which, fp);
fclose (fp);
@@ -724,7 +724,7 @@
vlib_cli_output (vm, "Unknown error while saving: %d", rv);
else
vlib_cli_output (vm, "API trace saved to %s\n", chroot_filename);
- vec_free (chroot_filename);
+ goto out;
}
else if (unformat (input, "dump %s", &filename))
{
@@ -772,6 +772,9 @@
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);
}
+out:
+ vec_free (filename);
+ vec_free (chroot_filename);
return 0;
}