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efi_selftest: clean up unaligned unit test

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* fix typo %s/give/given/
* don't use void * in pointer arithmetic

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
This commit is contained in:
Heinrich Schuchardt 2022-05-01 11:24:22 +02:00
parent 1b2c3e543c
commit 0db8221f32
1 changed files with 4 additions and 5 deletions
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7
lib/efi_selftest/efi_selftest_unaligned.c
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@ -14,14 +14,14 @@ struct aligned_buffer {
}; };
/* /*
* Return an u32 at a give address. * Return an u32 at a given address.
* If the address is not four byte aligned, an unaligned memory access * If the address is not four byte aligned, an unaligned memory access
* occurs. * occurs.
* *
* @addr: address to read * @addr: address to read
* Return: value at the address * Return: value at the address
*/ */
static inline u32 deref(u32 *addr) static inline u32 deref(void *addr)
{ {
int ret; int ret;
@ -44,11 +44,10 @@ static int execute(void)
struct aligned_buffer buf = { struct aligned_buffer buf = {
{0, 1, 2, 3, 4, 5, 6, 7}, {0, 1, 2, 3, 4, 5, 6, 7},
}; };
void *v = &buf;
u32 r = 0; u32 r = 0;
/* Read an unaligned address */ /* Read an unaligned address */
r = deref(v + 1); r = deref(&buf.a[1]);
/* UEFI only supports low endian systems */ /* UEFI only supports low endian systems */
if (r != 0x04030201) { if (r != 0x04030201) {