svn commit: r198952 - head/sys/contrib/altq/altq

[Christian Brueffer]

Author: brueffer
Date: Thu Nov  5 16:30:16 2009
New Revision: 198952
URL: http://svn.freebsd.org/changeset/base/198952

Log:
  Fix two memory leaks in error cases.
  
  PR:		138378
  Submitted by:	Patroklos Argyroudis <argp at census-labs.com>
  Approved by:	mlaier
  MFC after:	1 week

Modified:
  head/sys/contrib/altq/altq/altq_hfsc.c

Modified: head/sys/contrib/altq/altq/altq_hfsc.c
==============================================================================
--- head/sys/contrib/altq/altq/altq_hfsc.c	Thu Nov  5 16:16:56 2009	(r198951)
+++ head/sys/contrib/altq/altq/altq_hfsc.c	Thu Nov  5 16:30:16 2009	(r198952)
@@ -1809,15 +1809,20 @@ hfsc_class_modify(cl, rsc, fsc, usc)
 	    cl->cl_fsc == NULL) {
 		fsc_tmp = malloc(sizeof(struct internal_sc),
 		    M_DEVBUF, M_WAITOK);
-		if (fsc_tmp == NULL)
+		if (fsc_tmp == NULL) {
+			free(rsc_tmp);
 			return (ENOMEM);
+		}
 	}
 	if (usc != NULL && (usc->m1 != 0 || usc->m2 != 0) &&
 	    cl->cl_usc == NULL) {
 		usc_tmp = malloc(sizeof(struct internal_sc),
 		    M_DEVBUF, M_WAITOK);
-		if (usc_tmp == NULL)
+		if (usc_tmp == NULL) {
+			free(rsc_tmp);
+			free(fsc_tmp);
 			return (ENOMEM);
+		}
 	}
 
 	cur_time = read_machclk();