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authorRandy Dunlap <randy.dunlap@oracle.com>2006-12-06 23:38:23 -0500
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 11:39:39 -0500
commit9d69b7d3d115d0db3ddd87f09e496db7ecf72650 (patch)
tree451e9009bf2c215c4d090424f9998d13f0a11959
parentd3228a887cae75ef2b8b1211c31c539bef5a5698 (diff)
[PATCH] I2O: handle __copy_from_user
Handle __copy_from_user() return value. Noticed by inspection, not from build warning. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Cc: Markus Lidel <Markus.Lidel@shadowconnect.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--drivers/message/i2o/i2o_config.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c
index 7d23e082bf26..685d7a450720 100644
--- a/drivers/message/i2o/i2o_config.c
+++ b/drivers/message/i2o/i2o_config.c
@@ -265,7 +265,11 @@ static int i2o_cfg_swdl(unsigned long arg)
265 return -ENOMEM; 265 return -ENOMEM;
266 } 266 }
267 267
268 __copy_from_user(buffer.virt, kxfer.buf, fragsize); 268 if (__copy_from_user(buffer.virt, kxfer.buf, fragsize)) {
269 i2o_msg_nop(c, msg);
270 i2o_dma_free(&c->pdev->dev, &buffer);
271 return -EFAULT;
272 }
269 273
270 msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_7); 274 msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_7);
271 msg->u.head[1] = 275 msg->u.head[1] =