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authorJohannes Berg <johannes.berg@intel.com>2012-06-12 17:50:43 (GMT)
committerJohannes Berg <johannes.berg@intel.com>2012-06-13 07:02:03 (GMT)
commitd4b10483223cf1a3fd2057785b12e2790a961867 (patch)
tree2d94c3efeb721d1bba30db4114d7fdd42db1265c /drivers/net
parent3c70d08795f9c81d8dc69b98a0e65175f7786aa3 (diff)
downloadlinux-fsl-qoriq-d4b10483223cf1a3fd2057785b12e2790a961867.tar.xz
iwlwifi: use request_module instead of _nowait
Since request_module_nowait() can't be backported use request_module() instead -- we don't need the asynchronous behaviour of request_module_nowait() here since we're running in the firmware request work struct. Tested-by: Donald H Fry <donald.h.fry@intel.com> Reviewed-by: Donald H Fry <donald.h.fry@intel.com> Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-drv.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c
index 80898bb..095547b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.c
@@ -778,6 +778,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
const unsigned int api_min = drv->cfg->ucode_api_min;
u32 api_ver;
int i;
+ bool load_module = false;
fw->ucode_capa.max_probe_length = 200;
fw->ucode_capa.standard_phy_calibration_size =
@@ -913,7 +914,7 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
if (!drv->op_mode)
goto out_unbind;
} else {
- request_module_nowait("%s", op->name);
+ load_module = true;
}
mutex_unlock(&iwlwifi_opmode_table_mtx);
@@ -923,6 +924,14 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
* are doing the start() above.
*/
complete(&drv->request_firmware_complete);
+
+ /*
+ * Load the module last so we don't block anything
+ * else from proceeding if the module fails to load
+ * or hangs loading.
+ */
+ if (load_module)
+ request_module("%s", op->name);
return;
try_again: