file: remove unnecessary sync() call

It can be too expensive during filesystem initialization, and it is not
required for atomic handling of config changes.
If the write gets interrupted, the config file will always contain
either the new state or the old state

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

diff --git a/file.c b/file.c
index cf0dfafc1cccb1e379bcb2653e13f4875b149692..341a7065cddd4e352aae360d596e651d694359c6 100644 (file)
--- a/file.c
+++ b/file.c
@@ -800,7 +800,6 @@ done:
                UCI_THROW(ctx, UCI_ERR_IO);
        }
        free(filename);
-       sync();
        if (ctx->err)
                UCI_THROW(ctx, ctx->err);
 }