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soc/amd/common/block/s3/s3_resume.c: Check mrc_cache_get_current() return 

Procedure mrc_cache_get_current() returns -1 for error, 0 for pass. Do
check the return in procedure get_s3nv_info.

This fixes CID 1385943
BUG=b:73333332
TEST=Build kahlee

Change-Id: I0f6a58380a38d13120e997dcd966423d3c2af091
Signed-off-by: Richard Spiegel <richard.spiegel@silverbackltd.com>
Reviewed-on: https://review.coreboot.org/23761
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Richard Spiegel 2018-02-14 10:18:17 -07:00 committed by Martin Roth
parent 5e83e8b130
commit 405f72952c
1 changed files with 5 additions and 1 deletions
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6
src/soc/amd/common/block/s3/s3_resume.c
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@ -27,7 +27,11 @@ void get_s3nv_info(void **base, size_t *size)
{
struct region_device rdev;
mrc_cache_get_current(MRC_TRAINING_DATA, DEFAULT_MRC_VERSION, &rdev);
if (mrc_cache_get_current(MRC_TRAINING_DATA, DEFAULT_MRC_VERSION,
&rdev)) {
printk(BIOS_ERR, "mrc_cache_get_current returned error\n");
return;
}
*base = rdev_mmap_full(&rdev);
*size = region_device_sz(&rdev);
if (!*base || !*size)