accel/qaic: Fix a leak in map_user_pages()
authorDan Carpenter <dan.carpenter@linaro.org>
Tue, 11 Jul 2023 08:21:13 +0000 (11:21 +0300)
committerJeffrey Hugo <quic_jhugo@quicinc.com>
Fri, 14 Jul 2023 16:14:58 +0000 (10:14 -0600)
commit73274c33d961f4aa0f968f763e2c9f4210b4f4a3
tree37b9cc60a006018d4d6d855e1ed2ba46c72a089c
parent47d87f71d00b7091b43a56f608f7151b33e5772e
accel/qaic: Fix a leak in map_user_pages()

If get_user_pages_fast() allocates some pages but not as many as we
wanted, then the current code leaks those pages.  Call put_page() on
the pages before returning.

Fixes: 129776ac2e38 ("accel/qaic: Add control path")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Pranjal Ramajor Asha Kanojiya <quic_pkanojiy@quicinc.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Reviewed-by: Dafna Hirschfeld <dhirschfeld@habana.ai>
Cc: stable@vger.kernel.org # 6.4.x
Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZK0Q+ZuONTsBG+1T@moroto
drivers/accel/qaic/qaic_control.c