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lib: Cap script_name length

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Signed-off-by: Donald Lee <dlqs@gmx.com>
This commit is contained in:
Donald Lee 2021-07-23 23:25:20 +08:00
parent 67b64027b2
commit 1763ed2655
1 changed files with 8 additions and 3 deletions
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11
lib/frrscript.c
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@ -262,10 +262,15 @@ int frrscript_load(struct frrscript *fs, const char *function_name,
frrlua_export_logging(L);
char script_name[MAXPATHLEN * 2];
char script_name[MAXPATHLEN];
snprintf(script_name, sizeof(script_name), "%s/%s.lua", scriptdir,
fs->name);
if (snprintf(script_name, sizeof(script_name), "%s/%s.lua", scriptdir,
fs->name)
< 0) {
zlog_err("frrscript: path to script %s/%s.lua is too long",
scriptdir, fs->name);
goto fail;
}
int ret = luaL_dofile(L, script_name);
switch (ret) {