[coreboot-gerrit] Patch set updated for coreboot: src/soc/intel/common: Fix CID 1295499, remove dead code
Leroy P Leahy (leroy.p.leahy@intel.com)
gerrit at coreboot.org
Tue Apr 12 22:59:14 CEST 2016
Leroy P Leahy (leroy.p.leahy at intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/14337
-gerrit
commit bc8bb2497e6dfdab1d2c70dc6f91d54b457cd278
Author: Lee Leahy <leroy.p.leahy at intel.com>
Date: Tue Apr 12 13:01:02 2016 -0700
src/soc/intel/common: Fix CID 1295499, remove dead code
Restructure the nvm_is_write_protected routine to eliminate the dead
code error.
TEST=Build and run on Kunimitsu
Change-Id: Ia9170e27d4be3a34760555c48c1635c16f06e6a3
Signed-off-by: Lee Leahy <leroy.p.leahy at intel.com>
---
src/soc/intel/common/nvm.c | 36 +++++++++++++++++++-----------------
1 file changed, 19 insertions(+), 17 deletions(-)
diff --git a/src/soc/intel/common/nvm.c b/src/soc/intel/common/nvm.c
index e55638a..3b19e6b 100644
--- a/src/soc/intel/common/nvm.c
+++ b/src/soc/intel/common/nvm.c
@@ -96,29 +96,31 @@ int nvm_write(void *start, const void *data, size_t size)
/* Read flash status register to determine if write protect is active */
int nvm_is_write_protected(void)
{
- u8 sr1;
- u8 wp_gpio = 0;
- u8 wp_spi;
-
if (nvm_init() < 0)
return -1;
-#if IS_ENABLED(CONFIG_CHROMEOS)
- /* Read Write Protect GPIO if available */
- wp_gpio = get_write_protect_state();
-#endif
+ if (IS_ENABLED(CONFIG_CHROMEOS)) {
+ u8 sr1;
+ u8 wp_gpio;
+ u8 wp_spi;
- /* Read Status Register 1 */
- if (flash->status(flash, &sr1) < 0) {
- printk(BIOS_ERR, "Failed to read SPI status register 1\n");
- return -1;
- }
- wp_spi = !!(sr1 & 0x80);
+ /* Read Write Protect GPIO if available */
+ wp_gpio = get_write_protect_state();
- printk(BIOS_DEBUG, "SPI flash protection: WPSW=%d SRP0=%d\n",
- wp_gpio, wp_spi);
+ /* Read Status Register 1 */
+ if (flash->status(flash, &sr1) < 0) {
+ printk(BIOS_ERR,
+ "Failed to read SPI status register 1\n");
+ return -1;
+ }
+ wp_spi = !!(sr1 & 0x80);
- return wp_gpio && wp_spi;
+ printk(BIOS_DEBUG, "SPI flash protection: WPSW=%d SRP0=%d\n",
+ wp_gpio, wp_spi);
+
+ return wp_gpio && wp_spi;
+ }
+ return 0;
}
/* Apply protection to a range of flash */
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