Commit ecc0df0f authored Apr 03, 2018 by Vasily Gorbik Committed by Martin Schwidefsky Apr 10, 2018

s390/ipl: avoid adding scpdata to cmdline during ftp/dvd boot



Add missing ipl parmblock validity check to append_ipl_scpdata.

Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent a0832b3a

arch/s390/kernel/ipl.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -397,7 +397,7 @@ size_t append_ipl_scpdata(char *dest, size_t len)
		size_t rc;

		rc = 0;
		if (ipl_block.hdr.pbt == DIAG308_IPL_TYPE_FCP)
		if (ipl_block_valid && ipl_block.hdr.pbt == DIAG308_IPL_TYPE_FCP)
		rc = reipl_append_ascii_scpdata(dest, len, &ipl_block);
		else
		dest[0] = 0;