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zdump/dfi: Fix dump header check for dfi_s390tape

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The magic number used in the dump header for all stage2 dumps (including
tape dump) is DF_S390_MAGIC_EXT since commit ff475d9c7d0a ("zipl: Extend
DASD stand-alone dumpers to drop zero pages").
Adjust dfi_s390tape code accordingly.

Signed-off-by: Mikhail Zaslonko <zaslonko@linux.ibm.com>
Reviewed-by: Alexander Egorenkov <egorenar@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Mikhail Zaslonko
2026-02-05 15:36:58 +01:00
committed by Jan Höppner
parent 8ff8b40182
commit d92f419836
1 changed files with 1 additions and 1 deletions
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zdump/dfi_s390tape.c
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@@ -86,7 +86,7 @@ static int em_verify(struct df_s390_em *em)
*/
static void hdr_verify(struct df_s390_hdr *hdr)
{
if (hdr->magic != DF_S390_MAGIC)
if (hdr->magic != DF_S390_MAGIC && hdr->magic != DF_S390_MAGIC_EXT)
ERR_EXIT("No valid dump found on tape");
if (hdr->volnr != 0) {
STDERR_PR("Found volume number: %d\n", hdr->volnr);