parser: match on length of argument, not potential value

Otherwise we match subset of a string, that doesn't always
work well.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

diff --git a/parse.c b/parse.c
index ad2b1e3c76cf9a3691a7466598de6823b8064b20..869bcdad4cf2bf43ae6dc2bf8b46a0c1362e0339 100644 (file)
--- a/parse.c
+++ b/parse.c
@@ -299,7 +299,7 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
                        if (!vp->ival || vp->ival[0] == '\0')
                                continue;
                        all_skipped = 0;
-                       if (!strncmp(vp->ival, ptr, strlen(vp->ival))) {
+                       if (!strncmp(vp->ival, ptr, strlen(ptr))) {
                                ret = 0;
                                if (o->roff1) {
                                        if (vp->or)