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BaseTools/GenFw: Avoid possible NULL pointer dereference

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Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Hao Wu <hao.a.wu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Hao Wu
2016-10-11 10:20:14 +08:00
parent 2224702134
commit 06b4573598
4 changed files with 39 additions and 4 deletions
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8
BaseTools/Source/C/GenFw/Elf32Convert.c
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@@ -167,6 +167,10 @@ InitializeElf32 (
// Create COFF Section offset buffer and zero.
//
mCoffSectionsOffset = (UINT32 *)malloc(mEhdr->e_shnum * sizeof (UINT32));
if (mCoffSectionsOffset == NULL) {
Error (NULL, 0, 4001, "Resource", "memory cannot be allocated!");
return FALSE;
}
memset(mCoffSectionsOffset, 0, mEhdr->e_shnum * sizeof(UINT32));
//
@@ -526,6 +530,10 @@ ScanSections32 (
// Allocate base Coff file. Will be expanded later for relocations.
//
mCoffFile = (UINT8 *)malloc(mCoffOffset);
if (mCoffFile == NULL) {
Error (NULL, 0, 4001, "Resource", "memory cannot be allocated!");
}
assert (mCoffFile != NULL);
memset(mCoffFile, 0, mCoffOffset);
//