From f35a07273f252b98f65126c747bfb1eb435f0ace Mon Sep 17 00:00:00 2001 From: Dave Barach Date: Wed, 12 Jun 2019 16:50:38 -0400 Subject: 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 --- src/vlibmemory/vlib_api_cli.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'src/vlibmemory/vlib_api_cli.c') diff --git a/src/vlibmemory/vlib_api_cli.c b/src/vlibmemory/vlib_api_cli.c index 4a86b8d76bb..b5fe151a2c0 100755 --- a/src/vlibmemory/vlib_api_cli.c +++ b/src/vlibmemory/vlib_api_cli.c @@ -664,7 +664,8 @@ api_trace_command_fn (vlib_main_t * vm, 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 @@ api_trace_command_fn (vlib_main_t * vm, } 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 @@ api_trace_command_fn (vlib_main_t * vm, 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 @@ api_trace_command_fn (vlib_main_t * vm, 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 @@ api_trace_command_fn (vlib_main_t * vm, return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } +out: + vec_free (filename); + vec_free (chroot_filename); return 0; } -- cgit 1.2.3-korg