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drivers/of: Constify device_node->name and ->path_component_name

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Neither of these should ever be changed once set. Make them const and
fix up the users that try to modify it in-place. In one case
kmalloc+memcpy is replaced with kstrdup() to avoid modifying the string.

Build tested with defconfigs on ARM, PowerPC, Sparc, MIPS, x86 among
others.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Julian Calaby <julian.calaby@gmail.com>
This commit is contained in:
Grant Likely
2012-11-14 22:37:12 +00:00
parent 31982e52f0
commit c22618a11d
6 changed files with 11 additions and 12 deletions
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arch/powerpc/sysdev/fsl_pci.c
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@@ -136,7 +136,7 @@ static void __init setup_pci_atmu(struct pci_controller *hose,
u32 pcicsrbar = 0, pcicsrbar_sz;
u32 piwar = PIWAR_EN | PIWAR_PF | PIWAR_TGI_LOCAL |
PIWAR_READ_SNOOP | PIWAR_WRITE_SNOOP;
char *name = hose->dn->full_name;
const char *name = hose->dn->full_name;
const u64 *reg;
int len;