kata-containers/s390-tools
1
0
Fork 0
mirror of https://github.com/ibm-s390-linux/s390-tools.git synced 2026-08-05 02:14:52 +00:00
Code Issues Packages Projects Releases Wiki Activity

zipl/boot: menu: Reset the buffer before doing a retry

Browse Source 
The 'temp_area' buffer was not zeroed out for a retry in case of an
invalid input to select a boot menu entry.

Before:

  zIPL v2.38.0-build-20250822 interactive boot menu

   0. default (1TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...

   1. 1TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...
   2. 2TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...
   3. 3TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...
  Note: VM users please use '#cp vi vmsg <input>'

  Please choose (default will boot in 3 seconds):111
  Error: undefined configuration

  Please choose:1
  Error: undefined configuration

After:

  zIPL v2.38.0-build-20250822 interactive boot menu

   0. default (1TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...

   1. 1TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...
   2. 2TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...
   3. 3TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...
  Note: VM users please use '#cp vi vmsg <input>'

  Please choose (default will boot in 3 seconds):111
  Error: undefined configuration

  Please choose:1
  Booting 1TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT...

Acked-by: Eduard Shishkin <edward6@linux.ibm.com>
Acked-by: Mikhail Zaslonko <zaslonko@linux.ibm.com>
Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
This commit is contained in:
Marc Hartmayer
2025-08-22 17:13:04 +02:00
committed by Steffen Eiden
parent 9dd432ca94
commit c9f0e3accf
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
zipl/boot/menu.c
View File

@@ -68,6 +68,7 @@ static int menu_read(void)
} else {
/* no valid config retry */
printf(msg_econfig);
memset(temp_area, 0, PAGE_SIZE);
count = 0;
}
}