Commit 4be34d1e authored by Markus Armbruster's avatar Markus Armbruster Committed by Paolo Bonzini
Browse files

x86: Fuse g_malloc(); memset() into g_malloc0() 



Coccinelle semantic patch:

    @@
    expression LHS, SZ;
    @@
    -       LHS = g_malloc(SZ);
    -       memset(LHS, 0, SZ);
    +       LHS = g_malloc0(SZ);

Signed-off-by: default avatarMarkus Armbruster <armbru@redhat.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 18fc8055

target-i386/arch_dump.c

+4 −12
Original line number Diff line number Diff line
@@ -78,9 +78,7 @@ static int x86_64_write_elf64_note(WriteCoreDumpFunction f, 
    descsz = sizeof(x86_64_elf_prstatus);

    note_size = ((sizeof(Elf64_Nhdr) + 3) / 4 + (name_size + 3) / 4 +

                (descsz + 3) / 4) * 4;

    note = g_malloc(note_size);



    memset(note, 0, note_size);

    note = g_malloc0(note_size);

    note->n_namesz = cpu_to_le32(name_size);

    note->n_descsz = cpu_to_le32(descsz);

    note->n_type = cpu_to_le32(NT_PRSTATUS);
@@ -159,9 +157,7 @@ static int x86_write_elf64_note(WriteCoreDumpFunction f, CPUX86State *env, 
    descsz = sizeof(x86_elf_prstatus);

    note_size = ((sizeof(Elf64_Nhdr) + 3) / 4 + (name_size + 3) / 4 +

                (descsz + 3) / 4) * 4;

    note = g_malloc(note_size);



    memset(note, 0, note_size);

    note = g_malloc0(note_size);

    note->n_namesz = cpu_to_le32(name_size);

    note->n_descsz = cpu_to_le32(descsz);

    note->n_type = cpu_to_le32(NT_PRSTATUS);
@@ -216,9 +212,7 @@ int x86_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cs, 
    descsz = sizeof(x86_elf_prstatus);

    note_size = ((sizeof(Elf32_Nhdr) + 3) / 4 + (name_size + 3) / 4 +

                (descsz + 3) / 4) * 4;

    note = g_malloc(note_size);



    memset(note, 0, note_size);

    note = g_malloc0(note_size);

    note->n_namesz = cpu_to_le32(name_size);

    note->n_descsz = cpu_to_le32(descsz);

    note->n_type = cpu_to_le32(NT_PRSTATUS);
@@ -345,9 +339,7 @@ static inline int cpu_write_qemu_note(WriteCoreDumpFunction f, 
    }

    note_size = ((note_head_size + 3) / 4 + (name_size + 3) / 4 +

                (descsz + 3) / 4) * 4;

    note = g_malloc(note_size);



    memset(note, 0, note_size);

    note = g_malloc0(note_size);

    if (type == 0) {

        note32 = note;

        note32->n_namesz = cpu_to_le32(name_size);