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authorReshetova, Elena <elena.reshetova@intel.com>2017-06-30 13:08:00 +0300
committerDavid S. Miller <davem@davemloft.net>2017-07-01 07:39:08 -0700
commit14afee4b6092fde451ee17604e5f5c89da33e71e (patch)
tree19be7a1d72a1b25c5e5366c1213cdda982aacca2 /net/phonet/Makefile
parent2638595afccf6554bfe55268ff9b2d3ac3dff2e6 (diff)
downloadlinux-14afee4b6092fde451ee17604e5f5c89da33e71e.tar.bz2
net: convert sock.sk_wmem_alloc from atomic_t to refcount_t
refcount_t type and corresponding API should be used instead of atomic_t when the variable is used as a reference counter. This allows to avoid accidental refcounter overflows that might lead to use-after-free situations. Signed-off-by: Elena Reshetova <elena.reshetova@intel.com> Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David Windsor <dwindsor@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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