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firmware-utils: fix segfault introduced by v2 changes

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Signed-off-by: Bastian Bittorf <bittorf@bluebottle.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37724 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
John Crispin
2013-08-06 14:32:50 +00:00
parent 8c6b586f4d
commit a66e96d222
1 changed files with 2 additions and 2 deletions
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4
tools/firmware-utils/src/mktplinkfw.c
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@@ -811,7 +811,7 @@ static int build_fw(void)
int ret = EXIT_FAILURE;
int writelen = 0;
int hdr_len;
if (board->hdr_version == HEADER_VERSION_V2)
if (board && board->hdr_version == HEADER_VERSION_V2)
hdr_len = sizeof(struct fw_header_v2);
else
hdr_len = sizeof(struct fw_header);
@@ -854,7 +854,7 @@ static int build_fw(void)
if (!strip_padding)
writelen = buflen;
if (board->hdr_version == HEADER_VERSION_V2)
if (board && board->hdr_version == HEADER_VERSION_V2)
fill_header_v2(buf, writelen);
else
fill_header(buf, writelen);