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sandbox: Drop os_realloc()

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Due to recent changes this function is no-longer used. Drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-02-03 07:36:03 -07:00
parent 0db1b4305a
commit 89cdb0b583
2 changed files with 1 additions and 44 deletions
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23
arch/sandbox/cpu/os.c
View file

@ -238,29 +238,6 @@ void os_free(void *ptr)
}
}
void *os_realloc(void *ptr, size_t length)
{
int page_size = getpagesize();
struct os_mem_hdr *hdr;
void *buf = NULL;
if (length) {
buf = os_malloc(length);
if (!buf)
return buf;
if (ptr) {
hdr = ptr - page_size;
if (length > hdr->length)
length = hdr->length;
memcpy(buf, ptr, length);
}
}
if (ptr)
os_free(ptr);
return buf;
}
void os_usleep(unsigned long usec)
{
usleep(usec);

22
include/os.h
View file

@ -119,7 +119,7 @@ void os_fd_restore(void);
void *os_malloc(size_t length);
/**
* Free memory previous allocated with os_malloc()/os_realloc()
* Free memory previous allocated with os_malloc()
*
* This returns the memory to the OS.
*
@ -127,26 +127,6 @@ void *os_malloc(size_t length);
*/
void os_free(void *ptr);
/**
* Reallocate previously-allocated memory to increase/decrease space
*
* This works in a similar way to the C library realloc() function. If
* length is 0, then ptr is freed. Otherwise the space used by ptr is
* expanded or reduced depending on whether length is larger or smaller
* than before.
*
* If ptr is NULL, then this is similar to calling os_malloc().
*
* This function may need to move the memory block to make room for any
* extra space, in which case the new pointer is returned.
*
* \param ptr Pointer to memory block to reallocate
* \param length New length for memory block
* \return pointer to new memory block, or NULL on failure or if length
* is 0.
*/
void *os_realloc(void *ptr, size_t length);
/**
* Access to the usleep function of the os
*