[DPDK/cryptodev Bug 1552] free miss match in cryptodev

[bugzilla@dpdk.org]

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https://bugs.dpdk.org/show_bug.cgi?id=1552

            Bug ID: 1552
           Summary: free miss match in cryptodev
           Product: DPDK
           Version: unspecified
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: major
          Priority: Normal
         Component: cryptodev
          Assignee: dev@dpdk.org
          Reporter: stephen@networkplumber.org
  Target Milestone: ---

If GCC function attributes are added to rte_malloc, then Gcc is able to
identify rte_malloc to free mismatches like:

[1319/2957] Compiling C object
drivers/libtmp_rte_crypto_bcmfs.a.p/crypto_bcmfs_bcmfs_device.c.o
In function ‘fsdev_allocate_one_dev’,
    inlined from ‘bcmfs_vdev_probe’ at
../drivers/crypto/bcmfs/bcmfs_device.c:283:11:
../drivers/crypto/bcmfs/bcmfs_device.c:142:9: warning: ‘free’ called on pointer
returned from a mismatched allocation function [-Wmismatched-dealloc]
  142 |         free(fsdev);
      |         ^~~~~~~~~~~
../drivers/crypto/bcmfs/bcmfs_device.c:102:17: note: returned from ‘rte_calloc’
  102 |         fsdev = rte_calloc(__func__, 1, sizeof(*fsdev), 0);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function ‘fsdev_release’,
    inlined from ‘bcmfs_vdev_probe’ at
../drivers/crypto/bcmfs/bcmfs_device.c:308:2:
../drivers/crypto/bcmfs/bcmfs_device.c:166:9: warning: ‘free’ called on pointer
returned from a mismatched allocation function [-Wmismatched-dealloc]
  166 |         free(fsdev);
      |         ^~~~~~~~~~~
In function ‘fsdev_allocate_one_dev’,
    inlined from ‘bcmfs_vdev_probe’ at
../drivers/crypto/bcmfs/bcmfs_device.c:283:11:
../drivers/crypto/bcmfs/bcmfs_device.c:102:17: note: returned from ‘rte_calloc’
  102 |         fsdev = rte_calloc(__func__, 1, sizeof(*fsdev), 0);
      |  
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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