diff options
| author | David Lin <[email protected]> | 2020-06-12 08:49:46 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2020-06-12 08:49:46 +0800 |
| commit | 7129694f381a5bbf825f3ad613d072812f45f509 (patch) | |
| tree | 48dd6c5783b8ebadf25c39b9a3c05cbe8d95e658 | |
| parent | b2e30a7efe3c513686f540fa61b705ae406b8156 (diff) | |
[finsh]Fixed a bug may cause stackover flow
add code:
if (line_buf == RT_NULL) return -RT_ENOMEM;
| -rw-r--r-- | components/finsh/msh_file.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/components/finsh/msh_file.c b/components/finsh/msh_file.c index 10251b4cb5..38519ce7a9 100644 --- a/components/finsh/msh_file.c +++ b/components/finsh/msh_file.c @@ -101,6 +101,7 @@ int msh_exec_script(const char *cmd_line, int size) int length; line_buf = (char *) rt_malloc(RT_CONSOLEBUF_SIZE); + if (line_buf == RT_NULL) return -RT_ENOMEM; /* read line by line and then exec it */ do |