summaryrefslogtreecommitdiffstats
path: root/xlators
diff options
context:
space:
mode:
authorAnand Avati <avati@redhat.com>2013-08-21 17:34:02 -0700
committerAnand Avati <avati@redhat.com>2013-08-22 11:43:17 -0700
commit498a26b0307f2050e245c8d9330ba447c792d55d (patch)
tree456428c4fb5d2edf2004507604ff87c5bbe4774f /xlators
parent9cef2810909cf260762b7b9837c5a9fa67f8033c (diff)
io-cache: fix unsafe typcasting of pointer to uint64
The typecast of pointer to uint64_t *, followed by setting of 64bit in inode_ctx_get() results in memory corruption on 32bit system. Change-Id: I32fa3bf3b853ed2690a9b9a471099a59b9d7186a BUG: 997902 Signed-off-by: Anand Avati <avati@redhat.com> Reviewed-on: http://review.gluster.org/5682 Tested-by: Morten Johansen <morten@bzzt.no> Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Santosh Pradhan <spradhan@redhat.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'xlators')
-rw-r--r--xlators/performance/io-cache/src/io-cache.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/xlators/performance/io-cache/src/io-cache.c b/xlators/performance/io-cache/src/io-cache.c
index f56a574..68ca4c5 100644
--- a/xlators/performance/io-cache/src/io-cache.c
+++ b/xlators/performance/io-cache/src/io-cache.c
@@ -316,9 +316,11 @@ ioc_forget (xlator_t *this, inode_t *inode)
static int32_t
ioc_invalidate(xlator_t *this, inode_t *inode)
{
+ uint64_t ioc_addr = 0;
ioc_inode_t *ioc_inode = NULL;
- inode_ctx_get(inode, this, (uint64_t *) &ioc_inode);
+ inode_ctx_get(inode, this, (uint64_t *) &ioc_addr);
+ ioc_inode = (void *) ioc_addr;
if (ioc_inode)
ioc_inode_flush(ioc_inode);