Messages in this thread | | | Date | Thu, 3 Aug 2017 14:11:40 +0800 | From | Herbert Xu <> | Subject | Re: [PATCH] crypto: atmel-tdes: remove unnecessary static in atmel_tdes_remove() |
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Gustavo A. R. Silva <gustavo@embeddedor.com> wrote: > Remove unnecessary static on local variable tdes_dd. Such variable > is initialized before being used, on every execution path throughout > the function. The static has no benefit and, removing it reduces the > object file size. > > This issue was detected using Coccinelle and the following semantic patch: > https://github.com/GustavoARSilva/coccinelle/blob/master/static/static_unused.cocci > > In the following log you can see a significant difference in the object > file size. This log is the output of the size command, before and after > the code change: > > before: > text data bss dec hex filename > 17079 8704 128 25911 6537 drivers/crypto/atmel-tdes.o > > after: > text data bss dec hex filename > 17039 8616 64 25719 6477 drivers/crypto/atmel-tdes.o > > Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Patch applied. Thanks. -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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