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authorDmitry Antipov <dmantipov@yandex.ru>2024-01-16 17:34:31 +0300
committerJens Axboe <axboe@kernel.dk>2024-01-16 09:51:22 -0700
commitbe50df31c4e2a69f961a3bb759346d299eaa2b23 (patch)
tree627284216081d1dd4fab3ce776608da61fa84aa7 /tools/perf/scripts/python/Perf-Trace-Util/lib
parent04036d49c44b1772d4158640f3ccd938a12a3cb8 (diff)
block: bio-integrity: fix kcalloc() arguments order
When compiling with gcc version 14.0.1 20240116 (experimental) and W=1, I've noticed the following warning: block/bio-integrity.c: In function 'bio_integrity_map_user': block/bio-integrity.c:339:38: warning: 'kcalloc' sizes specified with 'sizeof' in the earlier argument and not in the later argument [-Wcalloc-transposed-args] 339 | bvec = kcalloc(sizeof(*bvec), nr_vecs, GFP_KERNEL); | ^ block/bio-integrity.c:339:38: note: earlier argument should specify number of elements, later size of each element Since 'n' and 'size' arguments of 'kcalloc()' are multiplied to calculate the final size, their actual order doesn't affect the result and so this is not a bug. But it's still worth to fix it. Fixes: 492c5d455969 ("block: bio-integrity: directly map user buffers") Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru> Reviewed-by: Keith Busch <kbusch@kernel.org> Link: https://lore.kernel.org/r/20240116143437.89060-1-dmantipov@yandex.ru Signed-off-by: Jens Axboe <axboe@kernel.dk>
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