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(vfs_stamp_compare): fix NULL dereference. 

(vfs_stamp): likewise.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2019-09-11 09:17:18 +03:00
parent 12a6af8f29
commit 8411b93ff7
1 changed files with 2 additions and 2 deletions
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4
lib/vfs/gc.c
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@ -127,7 +127,7 @@ vfs_stamp_compare (gconstpointer a, gconstpointer b)
const struct vfs_stamping *vsa = (const struct vfs_stamping *) a;
const struct vfs_stamping *vsb = (const struct vfs_stamping *) b;
return (vsa->v == vsb->v && vsa->id == vsb->id) ? 0 : 1;
return (vsa == NULL || vsb == NULL || (vsa->v == vsb->v && vsa->id == vsb->id)) ? 0 : 1;
}
/* --------------------------------------------------------------------------------------------- */
@ -163,7 +163,7 @@ vfs_stamp (struct vfs_class *v, vfsid id)
gboolean ret = FALSE;
stamp = g_slist_find_custom (stamps, &what, vfs_stamp_compare);
if (stamp != NULL)
if (stamp != NULL && stamp->data != NULL)
{
gettimeofday (&(VFS_STAMPING (stamp->data)->time), NULL);
ret = TRUE;