From: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com>
Date: Thu, 29 Sep 2022 04:52:49 +0000 (+0530)
Subject: mmc: Fix static checker warnings
X-Git-Tag: v2023.07~286^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=337af54a36c6409b7eeb49619c796178b3c22372;p=platform%2Fkernel%2Fu-boot.git

mmc: Fix static checker warnings

Correct pointer dereferencing check to be more consistent.

Eliminate the below smatch warning:
drivers/mmc/mmc.c:3118 mmc_init_device()
warn: variable dereferenced before check 'm' (see line 3116)

Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com>
Reviewed-by: Michal Simek <michal.simek@amd.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
---

diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 0b7c0be..210703e 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -3113,10 +3113,12 @@ int mmc_init_device(int num)
 	}
 
 	m = mmc_get_mmc_dev(dev);
-	m->user_speed_mode = MMC_MODES_END; /* Initialising user set speed mode */
-
 	if (!m)
 		return 0;
+
+	/* Initialising user set speed mode */
+	m->user_speed_mode = MMC_MODES_END;
+
 	if (m->preinit)
 		mmc_start_init(m);