Memtest86+: coreboot.c - Change var name to not mask other variable

The variable ptr is defined on line 6 - don't mask it in the if blocks
in the same function.

Change-Id: Icd70dd1608e4a004e47975741c5d18a53f5d8165
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/14180
Tested-by: build bot (Jenkins)
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
1 file changed