[ebiggers:wip-locking 1/1] net/qrtr/qrtr.c:167:13: sparse: sparse: context imbalance in 'qrtr_node_release' - wrong count at exit

[ebiggers:wip-locking 1/1] net/qrtr/qrtr.c:167:13: sparse: sparse: context imbalance in 'qrtr_node_release' - wrong count at exit

[kbuild test robot]

[-- Attachment #1: Type: text/plain, Size: 1893 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git wip-locking
head:   96debfc56d1d1c5fcf86a401168b08bbedbde71b
commit: 96debfc56d1d1c5fcf86a401168b08bbedbde71b [1/1] locking/refcount: add sparse annotations to conditional lock functions
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.1-129-g341daf20-dirty
        git checkout 96debfc56d1d1c5fcf86a401168b08bbedbde71b
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> net/qrtr/qrtr.c:167:13: sparse: sparse: context imbalance in 'qrtr_node_release' - wrong count at exit

vim +/qrtr_node_release +167 net/qrtr/qrtr.c

bdabad3e363d82 Courtney Cavin 2016-05-06  165  
bdabad3e363d82 Courtney Cavin 2016-05-06  166  /* Decrement reference to node and release as necessary. */
bdabad3e363d82 Courtney Cavin 2016-05-06 @167  static void qrtr_node_release(struct qrtr_node *node)
bdabad3e363d82 Courtney Cavin 2016-05-06  168  {
bdabad3e363d82 Courtney Cavin 2016-05-06  169  	if (!node)
bdabad3e363d82 Courtney Cavin 2016-05-06  170  		return;
bdabad3e363d82 Courtney Cavin 2016-05-06  171  	kref_put_mutex(&node->ref, __qrtr_node_release, &qrtr_node_lock);
bdabad3e363d82 Courtney Cavin 2016-05-06  172  }
bdabad3e363d82 Courtney Cavin 2016-05-06  173  

:::::: The code at line 167 was first introduced by commit
:::::: bdabad3e363d825ddf9679dd431cca0b2c30f881 net: Add Qualcomm IPC router

:::::: TO: Courtney Cavin <courtney.cavin@sonymobile.com>
:::::: CC: David S. Miller <davem@davemloft.net>

---
0-DAY kernel test infrastructure                 Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org Intel Corporation