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(parent: ac2e532) | patch
sysctl: fix null checking in bin_dn_node_address()
authorXi Wang <[email protected]>
Thu, 28 Feb 2013 01:05:21 +0000 (17:05 -0800)
committerLinus Torvalds <[email protected]>
Thu, 28 Feb 2013 03:10:21 +0000 (19:10 -0800)
commitdf1778be1a33edffa51d094eeda87c858ded6560
treeb293cff5791db36641d4c3e802d0c16c77bfe362tree | snapshot
parentac2e5327a5e4f6477afc6a3b3b0dc6e0476d71d4commit | diff
sysctl: fix null checking in bin_dn_node_address()

The null check of `strchr() + 1' is broken, which is always non-null,
leading to OOB read.  Instead, check the result of strchr().

Signed-off-by: Xi Wang <[email protected]>
Cc: "Eric W. Biederman" <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
kernel/sysctl_binary.c diff | blob | history
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