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Commit a77ed4e5 authored by Richard Guy Briggs's avatar Richard Guy Briggs Committed by Paul Moore
Browse files

audit: don't lose set wait time on first successful call to audit_log_start() 



Copy the set wait time to a working value to avoid losing the set
value if the queue overflows.

Signed-off-by: default avatarRichard Guy Briggs <rgb@redhat.com>
Signed-off-by: default avatarPaul Moore <pmoore@redhat.com>
parent f1aaf262

kernel/audit.c

+4 −3
Original line number Diff line number Diff line
@@ -107,6 +107,7 @@ static u32 audit_rate_limit; 
 * When set to zero, this means unlimited. */

static u32	audit_backlog_limit = 64;

#define AUDIT_BACKLOG_WAIT_TIME (60 * HZ)

static u32	audit_backlog_wait_time_master = AUDIT_BACKLOG_WAIT_TIME;

static u32	audit_backlog_wait_time = AUDIT_BACKLOG_WAIT_TIME;

static u32	audit_backlog_wait_overflow = 0;
@@ -338,7 +339,7 @@ static int audit_set_backlog_limit(u32 limit) 
static int audit_set_backlog_wait_time(u32 timeout)

{

	return audit_do_config_change("audit_backlog_wait_time",

				      &audit_backlog_wait_time, timeout);

				      &audit_backlog_wait_time_master, timeout);

}



static int audit_set_enabled(u32 state)
@@ -843,7 +844,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh) 
		s.lost			= atomic_read(&audit_lost);

		s.backlog		= skb_queue_len(&audit_skb_queue);

		s.feature_bitmap	= AUDIT_FEATURE_BITMAP_ALL;

		s.backlog_wait_time	= audit_backlog_wait_time;

		s.backlog_wait_time	= audit_backlog_wait_time_master;

		audit_send_reply(skb, seq, AUDIT_GET, 0, 0, &s, sizeof(s));

		break;

	}
@@ -1394,7 +1395,7 @@ struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, 
		return NULL;

	}



	audit_backlog_wait_time = AUDIT_BACKLOG_WAIT_TIME;

	audit_backlog_wait_time = audit_backlog_wait_time_master;



	ab = audit_buffer_alloc(ctx, gfp_mask, type);

	if (!ab) {