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fdtoverlay: Switch from using alloca to malloc

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alloca entails a complicated header situation when using other platforms, where
some split it out in alloca.h while others include it as a standard part of
stdlib.h.

The cons don't seem to outweigh the pros, so switch it to malloc.

Signed-off-by: Kyle Evans <kevans@FreeBSD.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
kevans@FreeBSD.org 2018-01-02 21:05:38 -06:00 committed by David Gibson
parent c8d5472de3
commit a1fe86f380
1 changed files with 2 additions and 2 deletions
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4
fdtoverlay.c
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@ -26,7 +26,6 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <alloca.h>
#include <inttypes.h>
#include <libfdt.h>
@ -79,7 +78,7 @@ static int do_fdtoverlay(const char *input_filename,
ret = 0;
/* allocate blob pointer array */
ovblob = alloca(sizeof(*ovblob) * argc);
ovblob = malloc(sizeof(*ovblob) * argc);
memset(ovblob, 0, sizeof(*ovblob) * argc);
/* read and keep track of the overlay blobs */
@ -121,6 +120,7 @@ out_err:
if (ovblob[i])
free(ovblob[i]);
}
free(ovblob);
}
free(blob);