diff options
| author | Amar Tumballi <amar@gluster.com> | 2010-07-02 04:55:28 +0000 |
|---|---|---|
| committer | Anand V. Avati <avati@dev.gluster.com> | 2010-07-02 05:17:03 -0700 |
| commit | 2f15ffd6b5beef9abd501c594bc3cb38c2683f77 (patch) | |
| tree | 107176560e1a97c42f3535380ef49d4dee3b0cd6 /xlators/protocol/legacy/client | |
| parent | 3dc79ca8e6119f5ff61058cc87f9a4fc251017ef (diff) | |
NULL dereference fixes in code base after running with 'clang'
* 212 logical (NULL deref/divide by zero) errors reduced to 28
(27 of them in contrib/ and lex part of codebase, 1 is invalid)
* 11 API errors reduced to 0
Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>
BUG: 966 (NULL check for avoiding NULL dereferencing of pointers..)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=966
Diffstat (limited to 'xlators/protocol/legacy/client')
| -rw-r--r-- | xlators/protocol/legacy/client/src/client-protocol.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/xlators/protocol/legacy/client/src/client-protocol.c b/xlators/protocol/legacy/client/src/client-protocol.c index dae31dcb356..0dc5bee5d56 100644 --- a/xlators/protocol/legacy/client/src/client-protocol.c +++ b/xlators/protocol/legacy/client/src/client-protocol.c @@ -302,6 +302,8 @@ call_bail (void *data) gf_ops = gf_cbks; gf_op_list = gf_cbk_list; break; + default: + goto out; } localtime_r (&trav->saved_at.tv_sec, &frame_sent_tm); @@ -3255,6 +3257,9 @@ client_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, client_local_t *local = NULL; char *buf = NULL; + GF_VALIDATE_OR_GOTO (this->name, loc, unwind); + GF_VALIDATE_OR_GOTO (this->name, loc->path, unwind); + local = GF_CALLOC (1, sizeof (*local), gf_client_mt_client_local_t); GF_VALIDATE_OR_GOTO (this->name, local, unwind); @@ -3262,9 +3267,6 @@ client_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, frame->local = local; - GF_VALIDATE_OR_GOTO (this->name, loc, unwind); - GF_VALIDATE_OR_GOTO (this->name, loc->path, unwind); - if (loc->ino != 1 && loc->parent) { ret = inode_ctx_get2 (loc->parent, this, &par, &gen); if (loc->parent->ino && ret < 0) { @@ -3319,7 +3321,7 @@ client_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, return ret; unwind: - STACK_UNWIND (frame, op_ret, op_errno, loc->inode, NULL, NULL); + STACK_UNWIND (frame, op_ret, op_errno, (loc)?loc->inode:NULL, NULL, NULL); return ret; } |