Commit 9598c227 authored by Janosch Frank's avatar Janosch Frank Committed by Thomas Huth
Browse files

pc-bios: s390x: Make u32 ptr check explicit 



Let's make it a bit more clear that we check the full 64 bits to fit
into the 32 we return.

Signed-off-by: default avatarJanosch Frank <frankja@linux.ibm.com>
Suggested-by: default avatarDavid Hildenbrand <david@redhat.com>
Reviewed-by: default avatarDavid Hildenbrand <david@redhat.com>
Reviewed-by: default avatarThomas Huth <thuth@redhat.com>
Message-Id: <20200624075226.92728-11-frankja@linux.ibm.com>
Signed-off-by: default avatarThomas Huth <thuth@redhat.com>
parent 78182aea

pc-bios/s390-ccw/helper.h

+1 −1
Original line number Diff line number Diff line
@@ -19,7 +19,7 @@ 
/* Avoids compiler warnings when casting a pointer to a u32 */

static inline uint32_t ptr2u32(void *ptr)

{

    IPL_assert((uint64_t)ptr <= 0xffffffff, "ptr2u32: ptr too large");

    IPL_assert((uint64_t)ptr <= 0xffffffffull, "ptr2u32: ptr too large");

    return (uint32_t)(uint64_t)ptr;

}