free() of non rte_malloc() memory in DMA dev

https://bugs.dpdk.org/show_bug.cgi?id=1549

Bug ID: 1549
Summary: free() of non rte_malloc() memory in DMA dev
Product: DPDK
Version: unspecified
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: major
Priority: Normal
Component: ethdev
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---

If GCC checking of rte_malloc functions is added, then the following bug in the DMA device driver is shown:

[982/2957] Compiling C object drivers/libtmp_rte_dma_idxd.a.p/dma_idxd_idxd_pci.c.o
In function ‘init_pci_device’,
inlined from ‘idxd_dmadev_probe_pci’ at
../drivers/dma/idxd/idxd_pci.c:362:8:
../drivers/dma/idxd/idxd_pci.c:304:9: warning: ‘free’ called on pointer returned from a mismatched allocation function [-Wmismatched-dealloc]

  304 |         free(pci);
      |         ^~~~~~~~~
../drivers/dma/idxd/idxd_pci.c:182:15: note: returned from ‘rte_malloc’
  182 |         pci = rte_malloc(NULL, sizeof(*pci), 0);
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../drivers/dma/idxd/idxd_pci.c:304:9: warning: ‘free’ called on pointer
returned from a mismatched allocation function [-Wmismatched-dealloc]
  304 |         free(pci);
      |         ^~~~~~~~~
../drivers/dma/idxd/idxd_pci.c:182:15: note: returned from ‘rte_malloc’
  182 |         pci = rte_malloc(NULL, sizeof(*pci), 0);
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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https://bugs.dpdk.org/show_bug.cgi?id=1549

Thomas Monjalon ([email protected]) changed:

What |Removed |Added
----------------------------------------------------------------------------

             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |FIXED

--- Comment #1 from Thomas Monjalon ([email protected]) --- Resolved in http://git.dpdk.org/dpdk/commit/?id=91b026fb46

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