[PATCH] mtd: refactor call to request_module

From: Kees Cook
Date: Tue May 07 2013 - 15:33:29 EST


This reduces the size of the stack frame when calling request_module().
Performing the sprintf before the call is not needed.

Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
drivers/mtd/chips/gen_probe.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mtd/chips/gen_probe.c b/drivers/mtd/chips/gen_probe.c
index 74dbb6b..ffb36ba 100644
--- a/drivers/mtd/chips/gen_probe.c
+++ b/drivers/mtd/chips/gen_probe.c
@@ -211,9 +211,7 @@ static inline struct mtd_info *cfi_cmdset_unknown(struct map_info *map,

probe_function = __symbol_get(probename);
if (!probe_function) {
- char modname[sizeof("cfi_cmdset_%4.4X")];
- sprintf(modname, "cfi_cmdset_%4.4X", type);
- request_module(modname);
+ request_module("cfi_cmdset_%4.4X", type);
probe_function = __symbol_get(probename);
}

--
1.7.9.5


--
Kees Cook
Chrome OS Security
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