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

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Coccinelle semantic patch:

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

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Markus Armbruster 2014-12-04 14:46:44 +01:00 committed by Paolo Bonzini
parent 18fc805534
commit 4be34d1e21
1 changed files with 4 additions and 12 deletions
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16
target-i386/arch_dump.c
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@ -78,9 +78,7 @@ static int x86_64_write_elf64_note(WriteCoreDumpFunction f,
descsz = sizeof(x86_64_elf_prstatus); descsz = sizeof(x86_64_elf_prstatus);
note_size = ((sizeof(Elf64_Nhdr) + 3) / 4 + (name_size + 3) / 4 + note_size = ((sizeof(Elf64_Nhdr) + 3) / 4 + (name_size + 3) / 4 +
(descsz + 3) / 4) * 4; (descsz + 3) / 4) * 4;
note = g_malloc(note_size); note = g_malloc0(note_size);
memset(note, 0, note_size);
note->n_namesz = cpu_to_le32(name_size); note->n_namesz = cpu_to_le32(name_size);
note->n_descsz = cpu_to_le32(descsz); note->n_descsz = cpu_to_le32(descsz);
note->n_type = cpu_to_le32(NT_PRSTATUS); 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); descsz = sizeof(x86_elf_prstatus);
note_size = ((sizeof(Elf64_Nhdr) + 3) / 4 + (name_size + 3) / 4 + note_size = ((sizeof(Elf64_Nhdr) + 3) / 4 + (name_size + 3) / 4 +
(descsz + 3) / 4) * 4; (descsz + 3) / 4) * 4;
note = g_malloc(note_size); note = g_malloc0(note_size);
memset(note, 0, note_size);
note->n_namesz = cpu_to_le32(name_size); note->n_namesz = cpu_to_le32(name_size);
note->n_descsz = cpu_to_le32(descsz); note->n_descsz = cpu_to_le32(descsz);
note->n_type = cpu_to_le32(NT_PRSTATUS); 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); descsz = sizeof(x86_elf_prstatus);
note_size = ((sizeof(Elf32_Nhdr) + 3) / 4 + (name_size + 3) / 4 + note_size = ((sizeof(Elf32_Nhdr) + 3) / 4 + (name_size + 3) / 4 +
(descsz + 3) / 4) * 4; (descsz + 3) / 4) * 4;
note = g_malloc(note_size); note = g_malloc0(note_size);
memset(note, 0, note_size);
note->n_namesz = cpu_to_le32(name_size); note->n_namesz = cpu_to_le32(name_size);
note->n_descsz = cpu_to_le32(descsz); note->n_descsz = cpu_to_le32(descsz);
note->n_type = cpu_to_le32(NT_PRSTATUS); 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 + note_size = ((note_head_size + 3) / 4 + (name_size + 3) / 4 +
(descsz + 3) / 4) * 4; (descsz + 3) / 4) * 4;
note = g_malloc(note_size); note = g_malloc0(note_size);
memset(note, 0, note_size);
if (type == 0) { if (type == 0) {
note32 = note; note32 = note;
note32->n_namesz = cpu_to_le32(name_size); note32->n_namesz = cpu_to_le32(name_size);