The initial -EINVAL value is overwritten by `retval = PTR_ERR(name)'.
If this isn't an error pointer and typenr is not 1, 6 or 9, then
this retval, a pointer cast to a long, is returned.
Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
---
Was this intended? Not sure whether this can occur, found by code
analysis.
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index 62619f2..53c213f 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -361,7 +361,7 @@ osf_procfs_mount(char *dirname, struct procfs_args __user *args, int flags)
SYSCALL_DEFINE4(osf_mount, unsigned long, typenr, char __user *, path,
int, flag, void __user *, data)
{
- int retval = -EINVAL;
+ int retval;
char *name;
name = getname(path);
@@ -379,6 +379,7 @@ SYSCALL_DEFINE4(osf_mount, unsigned long, typenr, char __user *, path,
retval = osf_procfs_mount(name, data, flag);
break;
default:
+ retval = -EINVAL;
printk("osf_mount(%ld, %x)\n", typenr, flag);
}
putname(name);
--
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