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| author | Pavel Begunkov <asml.silence@gmail.com> | 2025-01-31 14:13:15 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-02-27 04:34:20 -0800 |
| commit | aad53458dac7a1ae110fb82f5f4b5bf2084728e6 (patch) | |
| tree | ad04577edbf268d2d7e6a13f8f46ce7ce83c9bbb /kernel/trace/trace_functions.c | |
| parent | 943ed76ef0ab4e9cb4ed40b4efd0b6eba9e2d874 (diff) | |
lib/iov_iter: fix import_iovec_ubuf iovec management
commit f4b78260fc678ccd7169f32dc9f3bfa3b93931c7 upstream.
import_iovec() says that it should always be fine to kfree the iovec
returned in @iovp regardless of the error code. __import_iovec_ubuf()
never reallocates it and thus should clear the pointer even in cases when
copy_iovec_*() fail.
Link: https://lkml.kernel.org/r/378ae26923ffc20fd5e41b4360d673bf47b1775b.1738332461.git.asml.silence@gmail.com
Fixes: 3b2deb0e46da ("iov_iter: import single vector iovecs as ITER_UBUF")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christian Brauner <brauner@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/trace/trace_functions.c')
0 files changed, 0 insertions, 0 deletions