01/01: [VFATLIB] Simplify in-memory boot sector copy. So that, coverity is happy again. NFC

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=38791299ca9727d4b639b…

commit 38791299ca9727d4b639b25bcf5aeca5716d1826
Author:     Pierre Schweitzer <pierre(a)reactos.org>
AuthorDate: Sat Apr 14 12:05:32 2018 +0200
Commit:     Pierre Schweitzer <pierre(a)reactos.org>
CommitDate: Sat Apr 14 12:05:32 2018 +0200

    [VFATLIB] Simplify in-memory boot sector copy.
    So that, coverity is happy again.
    NFC
    
    CID 1434230, 1434233, 1434238, 1434243, 1434246, 1434272
---
 sdk/lib/fslib/vfatlib/fat12.c | 3 +--
 sdk/lib/fslib/vfatlib/fat16.c | 3 +--
 sdk/lib/fslib/vfatlib/fat32.c | 3 +--
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/sdk/lib/fslib/vfatlib/fat12.c b/sdk/lib/fslib/vfatlib/fat12.c
index bf96f8d2ec..1668fc4670 100644
--- a/sdk/lib/fslib/vfatlib/fat12.c
+++ b/sdk/lib/fslib/vfatlib/fat12.c
@@ -38,8 +38,7 @@ Fat12WriteBootSector(IN HANDLE FileHandle,
     RtlZeroMemory(NewBootSector, BootSector->BytesPerSector);
 
     /* Copy FAT16 BPB to new bootsector */
-    memcpy(&NewBootSector->Jump[0],
-           &BootSector->Jump[0],
+    memcpy(NewBootSector, BootSector,
            FIELD_OFFSET(FAT16_BOOT_SECTOR, Res2) - FIELD_OFFSET(FAT16_BOOT_SECTOR,
Jump));
            /* FAT16 BPB length (up to (not including) Res2) */
 
diff --git a/sdk/lib/fslib/vfatlib/fat16.c b/sdk/lib/fslib/vfatlib/fat16.c
index 1438532390..ac38311547 100644
--- a/sdk/lib/fslib/vfatlib/fat16.c
+++ b/sdk/lib/fslib/vfatlib/fat16.c
@@ -38,8 +38,7 @@ Fat16WriteBootSector(IN HANDLE FileHandle,
     RtlZeroMemory(NewBootSector, BootSector->BytesPerSector);
 
     /* Copy FAT16 BPB to new bootsector */
-    memcpy(&NewBootSector->Jump[0],
-           &BootSector->Jump[0],
+    memcpy(NewBootSector, BootSector,
            FIELD_OFFSET(FAT16_BOOT_SECTOR, Res2) - FIELD_OFFSET(FAT16_BOOT_SECTOR,
Jump));
            /* FAT16 BPB length (up to (not including) Res2) */
 
diff --git a/sdk/lib/fslib/vfatlib/fat32.c b/sdk/lib/fslib/vfatlib/fat32.c
index 1987af4fdd..4e789372d4 100644
--- a/sdk/lib/fslib/vfatlib/fat32.c
+++ b/sdk/lib/fslib/vfatlib/fat32.c
@@ -38,8 +38,7 @@ Fat32WriteBootSector(IN HANDLE FileHandle,
     RtlZeroMemory(NewBootSector, BootSector->BytesPerSector);
 
     /* Copy FAT32 BPB to new bootsector */
-    memcpy(&NewBootSector->Jump[0],
-           &BootSector->Jump[0],
+    memcpy(NewBootSector, BootSector,
            FIELD_OFFSET(FAT32_BOOT_SECTOR, Res2) - FIELD_OFFSET(FAT32_BOOT_SECTOR,
Jump));
            /* FAT32 BPB length (up to (not including) Res2) */