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[uaccess] Add explicit casts to and from userptr_t where needed

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Allow for the possibility of userptr_t becoming a pointer type by
adding explicit casts where necessary.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2025-04-20 13:39:32 +01:00
parent 63d27c6311
commit 71174e19d8
6 changed files with 10 additions and 10 deletions
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4
src/include/ipxe/linux/linux_uaccess.h
View File

@@ -43,7 +43,7 @@ UACCESS_INLINE ( linux, user_to_phys ) ( userptr_t userptr, off_t offset ) {
* virtual address will suffice for the purpose of determining
* alignment.
*/
return ( userptr + offset );
return ( ( unsigned long ) ( userptr + offset ) );
}
/**
@@ -56,7 +56,7 @@ static inline __always_inline userptr_t
UACCESS_INLINE ( linux, phys_to_user ) ( physaddr_t phys_addr ) {
/* For symmetry with the stub user_to_phys() */
return phys_addr;
return ( ( userptr_t ) phys_addr );
}
static inline __always_inline userptr_t

4
src/include/ipxe/uaccess.h
View File

@@ -224,12 +224,12 @@ trivial_memchr_user ( userptr_t buffer, off_t offset, int c, size_t len ) {
static inline __always_inline userptr_t
UACCESS_INLINE ( flat, phys_to_user ) ( unsigned long phys_addr ) {
return phys_addr;
return ( ( userptr_t ) phys_addr );
}
static inline __always_inline unsigned long
UACCESS_INLINE ( flat, user_to_phys ) ( userptr_t userptr, off_t offset ) {
return ( userptr + offset );
return ( ( unsigned long ) ( userptr + offset ) );
}
static inline __always_inline userptr_t