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authorElla Ma <alansnape3058@gmail.com>2026-01-09 16:17:24 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2026-01-30 16:09:32 +0800
commitd5abcc33ee76bc26d58b39dc1a097e43a99dd438 (patch)
tree6ccdbd16a34a49b3f7f4565099a1240e90161818 /tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git
parentda166801d6f5c24376115e7eb1fd33da2eb834de (diff)
crypto: ccp - Fix a crash due to incorrect cleanup usage of kfree
Annotating a local pointer variable, which will be assigned with the kmalloc-family functions, with the `__cleanup(kfree)` attribute will make the address of the local variable, rather than the address returned by kmalloc, passed to kfree directly and lead to a crash due to invalid deallocation of stack address. According to other places in the repo, the correct usage should be `__free(kfree)`. The code coincidentally compiled because the parameter type `void *` of kfree is compatible with the desired type `struct { ... } **`. Fixes: a71475582ada ("crypto: ccp - reduce stack usage in ccp_run_aes_gcm_cmd") Signed-off-by: Ella Ma <alansnape3058@gmail.com> Acked-by: Tom Lendacky <thomas.lendacky@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git')
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