The patch titled
drm: ttm: avoid calculating possibly-invalid address
has been added to the -mm tree. Its filename is
drm-ttm-avoid-calculating-possibly-invalid-address.patch
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See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: drm: ttm: avoid calculating possibly-invalid address
From: Roel Kluin <roel.kluin@xxxxxxxxx>
Check whether index is within bounds prior to calculating a
possibly-incorrect address.
Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
Cc: Dave Airlie <airlied@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/ttm/ttm_bo.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -puN drivers/gpu/drm/ttm/ttm_bo.c~drm-ttm-avoid-calculating-possibly-invalid-address drivers/gpu/drm/ttm/ttm_bo.c
--- a/drivers/gpu/drm/ttm/ttm_bo.c~drm-ttm-avoid-calculating-possibly-invalid-address
+++ a/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1182,13 +1182,14 @@ static int ttm_bo_force_list_clean(struc
int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type)
{
- struct ttm_mem_type_manager *man = &bdev->man[mem_type];
+ struct ttm_mem_type_manager *man;
int ret = -EINVAL;
if (mem_type >= TTM_NUM_MEM_TYPES) {
printk(KERN_ERR TTM_PFX "Illegal memory type %d\n", mem_type);
return ret;
}
+ man = &bdev->man[mem_type];
if (!man->has_type) {
printk(KERN_ERR TTM_PFX "Trying to take down uninitialized "
_
Patches currently in -mm which might be from roel.kluin@xxxxxxxxx are
linux-next.patch
x86-fix-buffer-overflow-in-efi_init.patch
kgdb-remove-redundant-test.patch
s3c-fix-check-of-index-into-s3c_gpios.patch
stmp3xxx-deallocation-with-negative-index-of-descriptors.patch
dm-strncpy-does-not-null-terminate-string.patch
powerpc-sky-cpu-redundant-or-incorrect-tests-on-unsigned.patch
powerpc-fsl-booke-read-buffer-overflow.patch
powerpc-avoid-calculating-possibly-invalid-address.patch
drm-radeon-avoid-calculating-possibly-invalid-address.patch
drm-ttm-avoid-calculating-possibly-invalid-address.patch
media-strncpy-does-not-null-terminate-string.patch
siano-read-buffer-overflow.patch
drivers-media-video-bw-qcamc-fix-read-buffer-overflow.patch
stk-webcam-read-buffer-overflow.patch
hid-fix-read-buffer-overflow.patch
ipath-strncpy-does-not-null-terminate-string.patch
kvm-fix-read-buffer-overflow.patch
mips-decrease-size-of-au1xxx_dbdma_pm_regs.patch
mips-read-buffer-overflow.patch
slram-read-buffer-overflow.patch
slram-read-buffer-overflow-cleanup.patch
mtd-fix-read-buffer-overflow.patch
irda-fix-read-buffer-overflow.patch
hfc_usb-fix-read-buffer-overflow.patch
atlx-strncpy-does-not-null-terminate-string.patch
ext4-remove-redundant-test-on-unsigned.patch
ocfs2-keep-index-within-status_map.patch
drivers-parisc-pdc_stablec-fix-read-buffer-overflow.patch
cyclades-read-buffer-overflow.patch
serial167-fix-read-buffer-overflow.patch
serial167-fix-read-buffer-overflow-fix.patch
perf-fix-read-buffer-overflow.patch
drivers-scsi-fnic-fnic_scsic-clean-up.patch
ibmmca-buffer-overflow.patch
scsi-eata-fix-buffer-overflow.patch
drivers-scsi-gdthc-fix-buffer-overflow.patch
drivers-scsi-iprh-fix-buffer-overflow.patch
drivers-scsi-u14-34fc-fix-uffer-overflow.patch
drivers-scsi-lpfc-lpfc_vportc-fix-read-buffer-overflow.patch
osst-fix-read-buffer-overflow.patch
usb-gadget-read-buffer-overflow.patch
i915-fix-read-outside-array-bounds.patch
frv-duplicate-output_buffer-of-e03.patch
frv-duplicate-output_buffer-of-e03-checkpatch-fixes.patch
blackfin-fix-read-buffer-overflow.patch
arch-alpha-boot-tools-objstripc-wrong-variable-tested-after-open.patch
m32r-remove-redundant-tests-on-unsigned.patch
m68k-count-can-reach-51-not-50.patch
m68k-cnt-reaches-1-not-0.patch
dme1737-keep-index-within-pwm_config.patch
ncpfs-read-buffer-overflow.patch
smbfs-read-buffer-overflow.patch
platinumfb-misplaced-parenthesis.patch
sisfb-read-buffer-overflow.patch
drivers-video-console-newport_conc-fix-read-outside-array-bounds.patch
mwave-fix-read-buffer-overflow.patch
adfs-remove-redundant-test-on-unsigned.patch
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