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Subject[PATCH] 2.6.6 memory allocation checks in SliceBlock()
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Adds memory allocation checks in SliceBlock()

./linux-2.6.6-modified/drivers/char/drm/sis_ds.c | 4 ++++
1 files changed, 4 insertions(+)

Signed-off-by: Yury Umanets <torque@ukrpost.net>

diff -rupN ./linux-2.6.6/drivers/char/drm/sis_ds.c
./linux-2.6.6-modified/drivers/char/drm/sis_ds.c
--- ./linux-2.6.6/drivers/char/drm/sis_ds.c Mon May 10 05:33:19 2004
+++ ./linux-2.6.6-modified/drivers/char/drm/sis_ds.c Wed Jun 2 14:19:22
2004
@@ -231,6 +231,8 @@ static TMemBlock* SliceBlock(TMemBlock *
if (startofs > p->ofs) {
newblock = (TMemBlock*) DRM(calloc)(1, sizeof(TMemBlock),
DRM_MEM_DRIVER);
+ if (!newblock)
+ return NULL;
newblock->ofs = startofs;
newblock->size = p->size - (startofs - p->ofs);
newblock->free = 1;
@@ -244,6 +246,8 @@ static TMemBlock* SliceBlock(TMemBlock *
if (size < p->size) {
newblock = (TMemBlock*) DRM(calloc)(1, sizeof(TMemBlock),
DRM_MEM_DRIVER);
+ if (!newblock)
+ return NULL;
newblock->ofs = startofs + size;
newblock->size = p->size - size;
newblock->free = 1;
--
umka

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