net: ipa: remove two memory region checks

There's no need to ensure table memory regions fit within the
IPA-local memory range.  And there's no need to ensure the modem
header memory region is in range either.  These are verified for all
memory regions in ipa_mem_size_valid(), once we have settled on the
size of IPA memory.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/drivers/net/ipa/ipa_cmd.c b/drivers/net/ipa/ipa_cmd.c
index 26c3db9f52b18a3f3e74481a1c9b080d205818b0..e46e8f80b17431831432110b4d4863059efab8c7 100644 (file)
--- a/drivers/net/ipa/ipa_cmd.c
+++ b/drivers/net/ipa/ipa_cmd.c
@@ -197,16 +197,6 @@ bool ipa_cmd_table_valid(struct ipa *ipa, const struct ipa_mem *mem, bool route)
                return false;
        }
 
-       /* Entire memory range must fit within IPA-local memory */
-       if (mem->offset > ipa->mem_size ||
-           mem->size > ipa->mem_size - mem->offset) {
-               dev_err(dev, "%s table region out of range\n", table);
-               dev_err(dev, "    (0x%04x + 0x%04x > 0x%04x)\n",
-                       mem->offset, mem->size, ipa->mem_size);
-
-               return false;
-       }
-
        return true;
 }
 
@@ -257,15 +247,6 @@ static bool ipa_cmd_header_valid(struct ipa *ipa)
                return false;
        }
 
-       /* Make sure the entire combined area fits in IPA memory */
-       if (size > ipa->mem_size || offset > ipa->mem_size - size) {
-               dev_err(dev, "header table region out of range\n");
-               dev_err(dev, "    (0x%04x + 0x%04x > 0x%04x)\n",
-                       offset, size, ipa->mem_size);
-
-               return false;
-       }
-
        return true;
 }