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Add scripts/coccinelle/deref_null.cocci
authorNicolas Palix <npalix@diku.dk>
Sun, 6 Jun 2010 15:15:07 +0000 (17:15 +0200)
committerMichal Marek <mmarek@suse.cz>
Fri, 11 Jun 2010 22:00:29 +0000 (00:00 +0200)
Add a Coccinelle file to identify the dereferences of NULL variables

This semantic patch identifies when a variable is known to be NULL
after a test, but it is still dereferenced later.

Signed-off-by: Nicolas Palix <npalix@diku.dk>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Michal Marek <mmarek@suse.cz>

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