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drivers/intel/fsp1_1: Simplify union references

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Simplify the union references to enable Coverity to properly process
the routine.

Found-by: Coverify CID 1349854

TEST=Build and run on Galileo Gen2

Change-Id: I667b9bc5fcde7f68cb9b4c8fa85601998e5c81ff
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/14870
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Lee Leahy
2016-05-17 09:29:09 -07:00
committed by Leroy P Leahy
parent 00c35c1a98
commit d3989a26c1
1 changed files with 5 additions and 6 deletions
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11
src/drivers/intel/fsp1_1/fsp_util.c
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@@ -29,7 +29,6 @@ FSP_INFO_HEADER *find_fsp(uintptr_t fsp_base_address)
EFI_FIRMWARE_VOLUME_EXT_HEADER *fveh;
EFI_FIRMWARE_VOLUME_HEADER *fvh;
EFI_RAW_SECTION *rs;
u8 *u8;
u32 u32;
} fsp_ptr;
static const union {
@@ -50,9 +49,9 @@ FSP_INFO_HEADER *find_fsp(uintptr_t fsp_base_address)
}
/* Locate the file header which follows the FV header. */
fsp_ptr.u8 += fsp_ptr.fvh->ExtHeaderOffset;
fsp_ptr.u8 += fsp_ptr.fveh->ExtHeaderSize;
fsp_ptr.u8 = (u8 *)ALIGN_UP(fsp_ptr.u32, 8);
fsp_ptr.u32 += fsp_ptr.fvh->ExtHeaderOffset;
fsp_ptr.u32 += fsp_ptr.fveh->ExtHeaderSize;
fsp_ptr.u32 = ALIGN_UP(fsp_ptr.u32, 8);
/* Check the FFS GUID */
if ((((u32 *)&fsp_ptr.ffh->Name)[0] != 0x912740BE)
@@ -63,14 +62,14 @@ FSP_INFO_HEADER *find_fsp(uintptr_t fsp_base_address)
}
/* Locate the Raw Section Header */
fsp_ptr.u8 += sizeof(EFI_FFS_FILE_HEADER);
fsp_ptr.u32 += sizeof(EFI_FFS_FILE_HEADER);
if (fsp_ptr.rs->Type != EFI_SECTION_RAW) {
return (FSP_INFO_HEADER *)ERROR_NO_INFO_HEADER;
}
/* Locate the FSP INFO Header which follows the Raw Header. */
fsp_ptr.u8 += sizeof(EFI_RAW_SECTION);
fsp_ptr.u32 += sizeof(EFI_RAW_SECTION);
/* Verify that the FSP base address.*/
if (fsp_ptr.fih->ImageBase != fsp_base_address) {