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authorJulia Lawall <julia@diku.dk>2008-12-25 18:03:44 -0800
committerDavid S. Miller <davem@davemloft.net>2008-12-25 18:03:44 -0800
commitc14ea0ca659d378dd377e417162ebd908d1da4ce (patch)
tree0ac8ab4f929bcf69560f813cabaea530248f39b5 /net/appletalk
parent90f5dfcc6afafcc3e1c18298143c1213b071990d (diff)
drivers/net/wan: Remove redundant test
arg is checked not to be NULL a few lines before. A simplified version of the semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/) // <smpl> @r exists@ local idexpression x; expression E; position p1,p2; @@ if (x@p1 == NULL || ...) { ... when forall return ...; } ... when != \(x=E\|x--\|x++\|--x\|++x\|x-=E\|x+=E\|x|=E\|x&=E\|&x\) ( x@p2 == NULL | x@p2 != NULL ) // another path to the test that is not through p1? @s exists@ local idexpression r.x; position r.p1,r.p2; @@ ... when != x@p1 ( x@p2 == NULL | x@p2 != NULL ) @fix depends on !s@ position r.p1,r.p2; expression x,E; statement S1,S2; @@ ( - if ((x@p2 != NULL) || ...) S1 | - if ((x@p2 == NULL) && ...) S1 | - BUG_ON(x@p2 == NULL); ) // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/appletalk')
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