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msm: camera: eeprom: Correct EEPROM Read return

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EEPROM Read using QUP I2C returns the number of bytes
read from the EEPROM, While CCI/SPI returns zero value.
Return Error only when if the value is less than zero.

CRs-Fixed: 2617882
External Impact: No
Change-Id: I9a9674366c10de4efce779f75dd36b293838c47b
Signed-off-by: Shankar Ravi <rshankar@codeaurora.org>
This commit is contained in:
Shankar Ravi 2020-02-10 14:50:18 +05:30 • committed by Gerrit - the friendly Code Review server
commit 624a05a102
1 changed files with 2 additions and 2 deletions
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4
drivers/cam_sensor_module/cam_eeprom/cam_eeprom_core.c
View file

@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
*/
#include <linux/module.h>
@ -108,7 +108,7 @@ static int cam_eeprom_read_memory(struct cam_eeprom_ctrl_t *e_ctrl,
emap[j].mem.addr_type,
emap[j].mem.data_type,
emap[j].mem.valid_size);
if (rc) {
if (rc < 0) {
CAM_ERR(CAM_EEPROM, "read failed rc %d",
rc);
return rc;