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author | David Howells <dhowells@redhat.com> | 2005-10-30 15:02:44 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-30 17:37:23 -0800 |
commit | 20e1129ab831486c811d50d3905343ad48c4275f (patch) | |
tree | ab99b7172b903d2b4d3c58d45c11c41e4bba9c87 /kernel/kmod.c | |
parent | 29db9190634067c5a328ee5fcc2890251b836b4b (diff) | |
download | linux-stable-20e1129ab831486c811d50d3905343ad48c4275f.tar.gz linux-stable-20e1129ab831486c811d50d3905343ad48c4275f.tar.bz2 linux-stable-20e1129ab831486c811d50d3905343ad48c4275f.zip |
[PATCH] Keys: Get rid of warning in kmod.c if keys disabled
The attached patch gets rid of a "statement without effect" warning when
CONFIG_KEYS is disabled by making use of the return value of key_get().
The compiler will optimise all of this away when keys are disabled.
Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/kmod.c')
-rw-r--r-- | kernel/kmod.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/kmod.c b/kernel/kmod.c index 44166e3bb8af..51a892063aaa 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -131,14 +131,14 @@ struct subprocess_info { static int ____call_usermodehelper(void *data) { struct subprocess_info *sub_info = data; - struct key *old_session; + struct key *new_session, *old_session; int retval; /* Unblock all signals and set the session keyring. */ - key_get(sub_info->ring); + new_session = key_get(sub_info->ring); flush_signals(current); spin_lock_irq(¤t->sighand->siglock); - old_session = __install_session_keyring(current, sub_info->ring); + old_session = __install_session_keyring(current, new_session); flush_signal_handlers(current, 1); sigemptyset(¤t->blocked); recalc_sigpending(); |