Author: luigi
Date: Sun Jul 19 18:05:49 2015
New Revision: 285697
URL: https://svnweb.freebsd.org/changeset/base/285697
Log:
do not free NULL if pipe allocation fails
Modified:
head/sys/dev/netmap/netmap_pipe.c
Modified: head/sys/dev/netmap/netmap_pipe.c
==============================================================================
--- head/sys/dev/netmap/netmap_pipe.c Sun Jul 19 18:04:51 2015
(r285696)
+++ head/sys/dev/netmap/netmap_pipe.c Sun Jul 19 18:05:49 2015
(r285697)
@@ -616,7 +616,7 @@ netmap_get_pipe_na(struct nmreq *nmr, st
sna = malloc(sizeof(*mna), M_DEVBUF, M_NOWAIT | M_ZERO);
if (sna == NULL) {
error = ENOMEM;
- goto free_mna;
+ goto unregister_mna;
}
/* most fields are the same, copy from master and then fix */
*sna = *mna;
@@ -666,6 +666,8 @@ found:
free_sna:
free(sna, M_DEVBUF);
+unregister_mna:
+ netmap_pipe_remove(pna, mna);
free_mna:
free(mna, M_DEVBUF);
put_out:
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