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authorRusty Russell <rusty@rustcorp.com.au>2009-10-29 08:56:19 -0600
committerRusty Russell <rusty@rustcorp.com.au>2009-10-29 08:56:20 +1030
commit3c7d76e371ac1a3802ae1673f5c63554af59325c (patch)
tree6b8d84acb92196b0f9f044f98fd1908f8f655c87 /kernel
parentd553ad864e3b3dde3f1038d491e207021b2d6293 (diff)
param: fix setting arrays of bool
We create a dummy struct kernel_param on the stack for parsing each array element, but we didn't initialize the flags word. This matters for arrays of type "bool", where the flag indicates if it really is an array of bools or unsigned int (old-style). Reported-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Cc: stable@kernel.org
Diffstat (limited to 'kernel')
-rw-r--r--kernel/params.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/params.c b/kernel/params.c
index 00520c43d88..d656c276508 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -300,6 +300,7 @@ static int param_array(const char *name,
unsigned int min, unsigned int max,
void *elem, int elemsize,
int (*set)(const char *, struct kernel_param *kp),
+ u16 flags,
unsigned int *num)
{
int ret;
@@ -309,6 +310,7 @@ static int param_array(const char *name,
/* Get the name right for errors. */
kp.name = name;
kp.arg = elem;
+ kp.flags = flags;
/* No equals sign? */
if (!val) {
@@ -354,7 +356,8 @@ int param_array_set(const char *val, struct kernel_param *kp)
unsigned int temp_num;
return param_array(kp->name, val, 1, arr->max, arr->elem,
- arr->elemsize, arr->set, arr->num ?: &temp_num);
+ arr->elemsize, arr->set, kp->flags,
+ arr->num ?: &temp_num);
}
int param_array_get(char *buffer, struct kernel_param *kp)