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d2a34c13e7
If the NULL test on fbi is needed, then the dereference should be after the NULL test. A simplified version of the semantic match that detects this problem is as follows (http://coccinelle.lip6.fr/): // <smpl> @match exists@ expression x, E; identifier fld; @@ * x->fld ... when != \(x = E\|&x\) * x == NULL // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Cc: Krzysztof Helt <krzysztof.h1@poczta.fm> Cc: Eric Miao <eric.y.miao@gmail.com> Cc: Daniel Mack <daniel@caiaq.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2296 lines
60 KiB
2296 lines
60 KiB