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BUG/MINOR: config: check that tune.bufsize is always positive

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We must not accept negative values for tune.bufsize as they will only
result in crashing the process during the parsing.
This commit is contained in:
Willy Tarreau 2015-09-28 13:49:53 +02:00
parent a30b5dbf85
commit 9b69454570
1 changed files with 5 additions and 0 deletions
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5
src/cfgparse.c
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@ -828,6 +828,11 @@ int cfg_parse_global(const char *file, int linenum, char **args, int kwm)
goto out;
}
global.tune.bufsize = atol(args[1]);
if (global.tune.bufsize <= 0) {
Alert("parsing [%s:%d] : '%s' expects a positive integer argument.\n", file, linenum, args[0]);
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
if (global.tune.maxrewrite >= global.tune.bufsize / 2)
global.tune.maxrewrite = global.tune.bufsize / 2;
chunk_init(&trash, realloc(trash.str, global.tune.bufsize), global.tune.bufsize);