drm/amdgpu: Fix unnecessary else after return in 'amdgpu_eeprom_xfer'

Fixes the following:

WARNING: else is not generally useful after a break or return
+               return -EINVAL;
+       } else {

Cc: Guchun Chen <guchun.chen@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c

@@ -183,6 +183,8 @@ static int amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr,
 {
 	const struct i2c_adapter_quirks *quirks = i2c_adap->quirks;
 	u16 limit;
+	u16 ps; /* Partial size */
+	int res = 0, r;
 
 	if (!quirks)
 		limit = 0;
@@ -200,9 +202,7 @@ static int amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr,
 				    eeprom_addr, buf_size,
 				    read ? "read" : "write", EEPROM_OFFSET_SIZE);
 		return -EINVAL;
-	} else {
-		u16 ps; /* Partial size */
-		int res = 0, r;
+	}
 
 	/* The "limit" includes all data bytes sent/received,
 	 * which would include the EEPROM_OFFSET_SIZE bytes.
@@ -221,7 +221,6 @@ static int amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr,
 	}
 
 	return res;
-	}
 }
 
 int amdgpu_eeprom_read(struct i2c_adapter *i2c_adap,