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staging: gasket: bail out of reset sequence on device callback error

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If device reset callback returns an error, error out at the gasket
level.

Reported-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Zhongze Hu <frankhu@chromium.org>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Todd Poynor 2018-07-17 13:56:54 -07:00 committed by Greg Kroah-Hartman
parent 72a23054a9
commit 45042402ae
1 changed files with 3 additions and 1 deletions
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4
drivers/staging/gasket/gasket_core.c
View file

@ -1875,9 +1875,11 @@ int gasket_reset_nolock(struct gasket_dev *gasket_dev, uint reset_type)
/* Perform a device reset of the requested type. */
ret = driver_desc->device_reset_cb(gasket_dev, reset_type);
if (ret)
if (ret) {
gasket_log_error(
gasket_dev, "Device reset cb returned %d.", ret);
return ret;
}
/* Reinitialize the page tables and interrupt framework. */
for (i = 0; i < driver_desc->num_page_tables; ++i)