From: Patrick McHardy Date: Mon, 14 Mar 2011 18:11:44 +0000 (+0100) Subject: netfilter: x_tables: return -ENOENT for non-existant matches/targets X-Git-Tag: v3.0~1578^2~10^2~35 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=42046e2e45c109ba703993c510401a11f716c8df;p=platform%2Fkernel%2Flinux-amlogic.git netfilter: x_tables: return -ENOENT for non-existant matches/targets As Stephen correctly points out, we need to return -ENOENT in xt_find_match()/xt_find_target() after the patch "netfilter: x_tables: misuse of try_then_request_module" in order to properly indicate a non-existant module to the caller. Signed-off-by: Patrick McHardy --- diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c index 271eed3..a9adf4c 100644 --- a/net/netfilter/x_tables.c +++ b/net/netfilter/x_tables.c @@ -190,7 +190,7 @@ EXPORT_SYMBOL(xt_unregister_matches); struct xt_match *xt_find_match(u8 af, const char *name, u8 revision) { struct xt_match *m; - int err = 0; + int err = -ENOENT; if (mutex_lock_interruptible(&xt[af].mutex) != 0) return ERR_PTR(-EINTR); @@ -235,7 +235,7 @@ EXPORT_SYMBOL_GPL(xt_request_find_match); struct xt_target *xt_find_target(u8 af, const char *name, u8 revision) { struct xt_target *t; - int err = 0; + int err = -ENOENT; if (mutex_lock_interruptible(&xt[af].mutex) != 0) return ERR_PTR(-EINTR);