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authorJung-uk Kim <jkim@FreeBSD.org>2013-08-28 18:13:37 +0000
committerJung-uk Kim <jkim@FreeBSD.org>2013-08-28 18:13:37 +0000
commitb1bba126f03abb8fe0a4bec671ab2b97502a426a (patch)
treeee8763e6c0d7119a6a42c55cec6964b98500b149 /sys/dev/fb
parent7afb475f6349bdcf87eadb7e4d3f4b3b65e7ae86 (diff)
Notes
Diffstat (limited to 'sys/dev/fb')
-rw-r--r--sys/dev/fb/vesa.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/dev/fb/vesa.c b/sys/dev/fb/vesa.c
index 6d56193530f8d..1fa489c506910 100644
--- a/sys/dev/fb/vesa.c
+++ b/sys/dev/fb/vesa.c
@@ -1475,6 +1475,10 @@ vesa_save_state(video_adapter_t *adp, void *p, size_t size)
if (vesa_state_buf_size > 0 && size < bsize)
return (EINVAL);
+ if (vesa_vmem_buf != NULL) {
+ free(vesa_vmem_buf, M_DEVBUF);
+ vesa_vmem_buf = NULL;
+ }
if (VESA_MODE(adp->va_mode) && adp->va_buffer != 0) {
buf = adp->va_buffer;
bsize = adp->va_buffer_size;
@@ -1486,8 +1490,7 @@ vesa_save_state(video_adapter_t *adp, void *p, size_t size)
vesa_vmem_buf = malloc(bsize, M_DEVBUF, M_NOWAIT);
if (vesa_vmem_buf != NULL)
bcopy((void *)buf, vesa_vmem_buf, bsize);
- } else
- vesa_vmem_buf = NULL;
+ }
if (vesa_state_buf_size == 0)
return ((*prevvidsw->save_state)(adp, p, size));
((adp_state_t *)p)->sig = V_STATE_SIG;
@@ -1524,6 +1527,7 @@ vesa_load_state(video_adapter_t *adp, void *p)
bcopy(vesa_vmem_buf, (void *)buf, bsize);
}
free(vesa_vmem_buf, M_DEVBUF);
+ vesa_vmem_buf = NULL;
}
if (((adp_state_t *)p)->sig != V_STATE_SIG)
return ((*prevvidsw->load_state)(adp, p));