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module: Use vzalloc() instead of vmalloc()/memset(0)

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Use vzalloc() instead of vmalloc() and memset(0) to simpify the code.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Aaron Tomlin <atomlin@redhat.com>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
This commit is contained in:
Yang Yingliang 2022-07-04 20:03:37 +08:00 committed by Luis Chamberlain
parent 87c482bdfa
commit 2b9401e90d
1 changed files with 1 additions and 2 deletions
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3
kernel/module/main.c
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@ -2138,7 +2138,7 @@ static int move_module(struct module *mod, struct load_info *info)
#ifdef CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC #ifdef CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC
/* Do the allocs. */ /* Do the allocs. */
ptr = vmalloc(mod->data_layout.size); ptr = vzalloc(mod->data_layout.size);
/* /*
* The pointer to this block is stored in the module structure * The pointer to this block is stored in the module structure
* which is inside the block. Just mark it as not being a * which is inside the block. Just mark it as not being a
@ -2151,7 +2151,6 @@ static int move_module(struct module *mod, struct load_info *info)
return -ENOMEM; return -ENOMEM;
} }
memset(ptr, 0, mod->data_layout.size);
mod->data_layout.base = ptr; mod->data_layout.base = ptr;
#endif #endif
/* Transfer each section which specifies SHF_ALLOC */ /* Transfer each section which specifies SHF_ALLOC */