diff options
| author | Venky Shankar <venky@gluster.com> | 2011-08-16 11:32:35 +0530 |
|---|---|---|
| committer | Anand Avati <avati@gluster.com> | 2011-08-15 23:18:39 -0700 |
| commit | 023969d911b90420bd1733bae57d04e24dee5eda (patch) | |
| tree | fb27928e88a4dd5a18ec70c858cc37e62ab420a4 | |
| parent | a0071bdf2a0f73fd17ac769298ed65b245f0607c (diff) | |
adjust allocated length to memory overrun fix
size of the allocated length is incorrectly calculated which could
cause memory overrun while filling the buffer
Change-Id: I4fbdbd1fff937ca15bae9f634ef5757dda52caa8
BUG: 3413
Reviewed-on: http://review.gluster.com/236
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Anand Avati <avati@gluster.com>
| -rw-r--r-- | xlators/cluster/dht/src/dht-common.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c index 9b8807f63d7..3ccb89eccdd 100644 --- a/xlators/cluster/dht/src/dht-common.c +++ b/xlators/cluster/dht/src/dht-common.c @@ -1712,9 +1712,10 @@ dht_pathinfo_getxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, * allocate the buffer:- we allocate 10 bytes extra in case we need to * append ' Link: ' in the buffer for another STACK_WIND */ - if (!local->pathinfo) - local->pathinfo = GF_CALLOC (alloc_len + strlen (DHT_PATHINFO_HEADER) + 10, - sizeof (char), gf_common_mt_char); + if (!local->pathinfo) { + alloc_len += (strlen (DHT_PATHINFO_HEADER) + 10); + local->pathinfo = GF_CALLOC (alloc_len, sizeof (char), gf_common_mt_char); + } if (local->pathinfo) { plen = strlen (local->pathinfo); |