Commit b04462a1 authored by Vasiliy Kulikov's avatar Vasiliy Kulikov Committed by Greg Kroah-Hartman
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staging: tidspbridge: check return code of get_user 



Function get_user may fail. Check for it.

Signed-off-by: default avatarVasiliy Kulikov <segooon@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 2fac6c29

drivers/staging/tidspbridge/pmgr/dspapi.c

+5 −1
Original line number Diff line number Diff line
@@ -872,7 +872,11 @@ u32 procwrap_load(union trapped_args *args, void *pr_ctxt) 
		/* number of elements in the envp array including NULL */

		count = 0;

		do {

			get_user(temp, args->args_proc_load.user_envp + count);

			if (get_user(temp,

				     args->args_proc_load.user_envp + count)) {

				status = -EFAULT;

				goto func_cont;

			}

			count++;

		} while (temp);

		envp = kmalloc(count * sizeof(u8 *), GFP_KERNEL);