[ Upstream commit
c7521d3aa2fa7fc785682758c99b5bcae503f6be ]
The ptp_ocp_get_mem() function does not return NULL, it returns error
pointers.
Fixes:
773bda964921 ("ptp: ocp: Expose various resources on the timecard.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
if (!ext)
return -ENOMEM;
- err = -EINVAL;
ext->mem = ptp_ocp_get_mem(bp, r);
- if (!ext->mem)
+ if (IS_ERR(ext->mem)) {
+ err = PTR_ERR(ext->mem);
goto out;
+ }
ext->bp = bp;
ext->info = r->extra;
void __iomem *mem;
mem = ptp_ocp_get_mem(bp, r);
- if (!mem)
- return -EINVAL;
+ if (IS_ERR(mem))
+ return PTR_ERR(mem);
bp_assign_entry(bp, r, mem);