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-rw-r--r--xlators/system/posix-acl/src/posix-acl.c39
1 files changed, 28 insertions, 11 deletions
diff --git a/xlators/system/posix-acl/src/posix-acl.c b/xlators/system/posix-acl/src/posix-acl.c
index 61d2d6647f6..688e60914dc 100644
--- a/xlators/system/posix-acl/src/posix-acl.c
+++ b/xlators/system/posix-acl/src/posix-acl.c
@@ -158,11 +158,16 @@ sticky_permits (call_frame_t *frame, inode_t *parent, inode_t *inode)
struct posix_acl_ctx *par = NULL;
struct posix_acl_ctx *ctx = NULL;
+ if ((0 > frame->root->pid) || frame_is_super_user (frame))
+ return 1;
+
par = posix_acl_ctx_get (parent, frame->this);
- ctx = posix_acl_ctx_get (inode, frame->this);
+ if (par == NULL)
+ return 0;
- if (frame_is_super_user (frame))
- return 1;
+ ctx = posix_acl_ctx_get (inode, frame->this);
+ if (ctx == NULL)
+ return 0;
if (!(par->perm & S_ISVTX))
return 1;
@@ -192,16 +197,12 @@ acl_permits (call_frame_t *frame, inode_t *inode, int want)
conf = frame->this->private;
+ if ((0 > frame->root->pid) || frame_is_super_user (frame))
+ goto green;
+
ctx = posix_acl_ctx_get (inode, frame->this);
- if (!ctx) {
- gf_log_callingfn (frame->this->name, GF_LOG_ERROR,
- "inode ctx is NULL for %s",
- uuid_utoa (inode->gfid));
+ if (!ctx)
goto red;
- }
-
- if (frame_is_super_user (frame))
- goto green;
posix_acl_get (inode, frame->this, &acl, NULL);
if (!acl) {
@@ -318,12 +319,20 @@ posix_acl_ctx_new (inode_t *inode, xlator_t *this)
{
struct posix_acl_ctx *ctx = NULL;
+ if (inode == NULL) {
+ gf_log_callingfn (this->name, GF_LOG_WARNING, "inode is NULL");
+ return NULL;
+ }
+
LOCK (&inode->lock);
{
ctx = __posix_acl_ctx_get (inode, this, _gf_true);
}
UNLOCK (&inode->lock);
+ if (ctx == NULL)
+ gf_log_callingfn (this->name, GF_LOG_ERROR, "creating inode ctx"
+ "failed for %s", uuid_utoa (inode->gfid));
return ctx;
}
@@ -332,12 +341,20 @@ posix_acl_ctx_get (inode_t *inode, xlator_t *this)
{
struct posix_acl_ctx *ctx = NULL;
+ if (inode == NULL) {
+ gf_log_callingfn (this->name, GF_LOG_WARNING, "inode is NULL");
+ return NULL;
+ }
+
LOCK (&inode->lock);
{
ctx = __posix_acl_ctx_get (inode, this, _gf_false);
}
UNLOCK (&inode->lock);
+ if (ctx == NULL)
+ gf_log_callingfn (this->name, GF_LOG_ERROR, "inode ctx is NULL "
+ "for %s", uuid_utoa (inode->gfid));
return ctx;
}