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authorSheetal Pamecha <sheetal.pamecha08@gmail.com>2018-10-01 17:02:09 +0530
committerKotresh HR <khiremat@redhat.com>2018-10-08 04:58:00 +0000
commit1d392e2970fb5b1d2f8cf2904e7b7e5d32a21882 (patch)
tree9adafb87b5a375f68dbfab70519b4020eff2f5ca /xlators/features/bit-rot/src/stub/bit-rot-stub.c
parent6a6709489525e2c438a3ec1974771247bc2e07d4 (diff)
features/bit-rot: NULL pointer deferencing clang fix
Problem: local could be NULL Added condition checks to address this issue Updates: bz#1622665 Change-Id: I7be7dacc5386a77441385240b43f22d85074b69d Signed-off-by: Sheetal Pamecha <sheetal.pamecha08@gmail.com>
Diffstat (limited to 'xlators/features/bit-rot/src/stub/bit-rot-stub.c')
-rw-r--r--xlators/features/bit-rot/src/stub/bit-rot-stub.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/xlators/features/bit-rot/src/stub/bit-rot-stub.c b/xlators/features/bit-rot/src/stub/bit-rot-stub.c
index 2f5cc2b..c6c9b6aa 100644
--- a/xlators/features/bit-rot/src/stub/bit-rot-stub.c
+++ b/xlators/features/bit-rot/src/stub/bit-rot-stub.c
@@ -1588,6 +1588,11 @@ br_stub_getxattr_cbk(call_frame_t *frame, void *cookie, xlator_t *this,
local = frame->local;
frame->local = NULL;
+ if (!local) {
+ op_ret = -1;
+ op_errno = EINVAL;
+ goto unwind;
+ }
inode = local->u.context.inode;
op_ret = -1;
@@ -1654,10 +1659,8 @@ delkeys:
unwind:
STACK_UNWIND_STRICT(getxattr, frame, op_ret, op_errno, xattr, xdata);
- if (local) {
- br_stub_cleanup_local(local);
- br_stub_dealloc_local(local);
- }
+ br_stub_cleanup_local(local);
+ br_stub_dealloc_local(local);
return 0;
}
@@ -3086,6 +3089,11 @@ br_stub_unlink_cbk(call_frame_t *frame, void *cookie, xlator_t *this,
if (op_ret < 0)
goto unwind;
+ if (!local) {
+ gf_msg(this->name, GF_LOG_WARNING, 0, BRS_MSG_NULL_LOCAL,
+ "local is NULL");
+ goto unwind;
+ }
inode = local->u.context.inode;
if (!IA_ISREG(inode->ia_type))
goto unwind;