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| author | Amar Tumballi <amar@gluster.com> | 2010-09-17 22:52:11 +0000 |
|---|---|---|
| committer | Vijay Bellur <vijay@dev.gluster.com> | 2010-09-17 23:35:00 -0700 |
| commit | 0693997b778d1f3c328f0ad0d6ab8b1ad3be6b72 (patch) | |
| tree | bd89f6cc1f17deb50f59cd2969495dfe4b0af9ea /xlators/protocol/server | |
| parent | 1f7610608c4888fecc416a46b52d35c791a5116f (diff) | |
server-resolve: check for variables before dereferencing
Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Vijay Bellur <vijay@dev.gluster.com>
BUG: 1628 (glusterfs crash)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1628
Diffstat (limited to 'xlators/protocol/server')
| -rw-r--r-- | xlators/protocol/server/src/server-resolve.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/xlators/protocol/server/src/server-resolve.c b/xlators/protocol/server/src/server-resolve.c index 8489bc4142d..8a390689f10 100644 --- a/xlators/protocol/server/src/server-resolve.c +++ b/xlators/protocol/server/src/server-resolve.c @@ -215,10 +215,12 @@ resolve_deep_cbk (call_frame_t *frame, void *cookie, xlator_t *this, resolve->deep_loc.inode = inode_new (state->itable); resolve->deep_loc.name = components[i].basename; - STACK_WIND_COOKIE (frame, resolve_deep_cbk, (void *) (long) i, - BOUND_XL (frame), BOUND_XL (frame)->fops->lookup, - &resolve->deep_loc, NULL); - return 0; + if (frame && frame->root->state && BOUND_XL (frame)) { + STACK_WIND_COOKIE (frame, resolve_deep_cbk, (void *) (long) i, + BOUND_XL (frame), BOUND_XL (frame)->fops->lookup, + &resolve->deep_loc, NULL); + return 0; + } get_out_of_here: resolve_deep_continue (frame); @@ -247,9 +249,14 @@ resolve_path_deep (call_frame_t *frame) resolve->deep_loc.path = gf_strdup ("/"); resolve->deep_loc.name = ""; - STACK_WIND_COOKIE (frame, resolve_deep_cbk, (void *) (long) i, - BOUND_XL (frame), BOUND_XL (frame)->fops->lookup, - &resolve->deep_loc, NULL); + if (frame && frame->root->state && BOUND_XL (frame)) { + STACK_WIND_COOKIE (frame, resolve_deep_cbk, (void *) (long) i, + BOUND_XL (frame), BOUND_XL (frame)->fops->lookup, + &resolve->deep_loc, NULL); + return 0; + } + + resolve_deep_continue (frame); return 0; } |