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util/cbfstool: Add NULL-ptr check 

Change-Id: I8b5caf5423135fe683a24db6700b895a2685cb98
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Found-by: Coverity Scan #1323507
Reviewed-on: https://review.coreboot.org/17858
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
This commit is contained in:
Patrick Georgi 2016-12-14 16:08:52 +01:00 committed by Patrick Georgi
parent d03391aa68
commit a2ce710df7
1 changed files with 2 additions and 1 deletions
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3
util/cbfstool/cbfs_image.c
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@ -175,7 +175,8 @@ static int cbfs_file_get_compression_info(struct cbfs_file *entry,
uint32_t *decompressed_size) uint32_t *decompressed_size)
{ {
unsigned int compression = CBFS_COMPRESS_NONE; unsigned int compression = CBFS_COMPRESS_NONE;
*decompressed_size = ntohl(entry->len); if (decompressed_size)
*decompressed_size = ntohl(entry->len);
for (struct cbfs_file_attribute *attr = cbfs_file_first_attr(entry); for (struct cbfs_file_attribute *attr = cbfs_file_first_attr(entry);
attr != NULL; attr != NULL;
attr = cbfs_file_next_attr(entry, attr)) { attr = cbfs_file_next_attr(entry, attr)) {