fs: Convert kmalloc() + memset() to kzalloc() in fs/.

Convert the single available instance of kmalloc() + memset() to
kzalloc() in the fs/ directory.
Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>

fs/binfmt_elf_fdpic.c

@@ -706,12 +706,11 @@ static int elf_fdpic_map_file(struct elf_fdpic_params *params,
 		return -ELIBBAD;
 
 	size = sizeof(*loadmap) + nloads * sizeof(*seg);
-	loadmap = kmalloc(size, GFP_KERNEL);
+	loadmap = kzalloc(size, GFP_KERNEL);
 	if (!loadmap)
 		return -ENOMEM;
 
 	params->loadmap = loadmap;
-	memset(loadmap, 0, size);
 
 	loadmap->version = ELF32_FDPIC_LOADMAP_VERSION;
 	loadmap->nsegs = nloads;