mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-29 05:44:11 +00:00
Code Issues Releases Wiki Activity

A single fix for a memory leak regression in the dma-debug code.

Browse source 
-----BEGIN PGP SIGNATURE-----
 
 iQI/BAABCAApFiEEgdbnc3r/njty3Iq9D55TZVIEUYMFAlqW7wELHGhjaEBsc3Qu
 ZGUACgkQD55TZVIEUYO8ew/+LaPsN4xIJAMTvga2x1ZXozUDz+TjkmvOtjjj98j5
 EhbENUKuGa2l2vDv8+iT1c76AxQeXzcpirtNmfMTSQP7BuyGNAlIuTNeDP2B/wSR
 u5AM0pO2tiycLTkpn1PIRZODOeE/+TgZwGwtDnjA2IKhlwlqIH4K02nBi89kVgfo
 s2dIqE+w/XZuAU5RgIhp9mL1FbaggTxPiNAvGlIP7ZiiQl2Fgw43cMUSi4SJv36v
 dUIZ629BZTeH2WL7+YHgCLW9+U04nEsM3WyPQktiCUL7ZyE5dOOlG1lZoCmScPPc
 wTtaSO0g8CyuYrl3E1vS6cZfFtAX9OLN5q0z+1r/IEw2Zy+C7ko9/jZ5VhXdsZdA
 GUNsRbuaTDZwi42Fhsti0dYuahV71QHmjhMjn9HjPKqRp1C3X7h9J7wbXXqSXMgN
 vrxYZAzl1DjKSi1lUkMOGJ90AkQvbvuBoeCLJVTSRb4E1VUl/8aAFjnMJwWlpfML
 aaOkxTUpbBu2CTPuCKwjRyEM2Jsx8qbD82s2T9xeTqRnvliU4tRFEeXTeGy3K8X4
 BU9U9CFoPZtkPfmWw1Q8ZEKdew+Ce9rtDYaMlE4k51SbYUNh0dohLwVS9iBYd5Ti
 7FjAr+D+6QHkba6yGUHdFfc6r3/Dfce9ZLnV5SxW+WIK2FbRWfGG/DKSrr7NbPQI
 vX8=
 =PWy1
 -----END PGP SIGNATURE-----

Merge tag 'dma-mapping-4.16-3' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping fix from Christoph Hellwig:
 "A single fix for a memory leak regression in the dma-debug code"

* tag 'dma-mapping-4.16-3' of git://git.infradead.org/users/hch/dma-mapping:
  dma-debug: fix memory leak in debug_dma_alloc_coherent
This commit is contained in:
Linus Torvalds 2018-02-28 11:13:08 -08:00
commit b1aad6824a
1 changed files with 5 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
lib/dma-debug.c
View file

@ -1491,12 +1491,12 @@ void debug_dma_alloc_coherent(struct device *dev, size_t size,
if (unlikely(virt == NULL))
return;
entry = dma_entry_alloc();
if (!entry)
/* handle vmalloc and linear addresses */
if (!is_vmalloc_addr(virt) && !virt_addr_valid(virt))
return;
/* handle vmalloc and linear addresses */
if (!is_vmalloc_addr(virt) && !virt_to_page(virt))
entry = dma_entry_alloc();
if (!entry)
return;
entry->type = dma_debug_coherent;
@ -1528,7 +1528,7 @@ void debug_dma_free_coherent(struct device *dev, size_t size,
};
/* handle vmalloc and linear addresses */
if (!is_vmalloc_addr(virt) && !virt_to_page(virt))
if (!is_vmalloc_addr(virt) && !virt_addr_valid(virt))
return;
if (is_vmalloc_addr(virt))