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rmnet_core: fix static analysis errors

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Fix warnings introduced by the introduction of scatter-gather support.

Change-Id: I0a12f19a1572989d259e6d8b5b12146a7c5c7cd1
Signed-off-by: Sean Tranchetti <stranche@codeaurora.org>
This commit is contained in:
Sean Tranchetti 2020-08-31 15:14:23 -06:00
commit 8a3c6765f1
1 changed files with 10 additions and 1 deletions
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11
core/rmnet_descriptor.c
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@ -340,7 +340,6 @@ int rmnet_frag_ipv6_skip_exthdr(struct rmnet_frag_descriptor *frag_desc,
if (!hp)
return -EINVAL;
hp = rmnet_frag_data_ptr(frag_desc) + start;
if (nexthdr == NEXTHDR_FRAGMENT) {
u32 off = offsetof(struct frag_hdr, frag_off);
__be16 *fp, __fp;
@ -1005,6 +1004,13 @@ static bool rmnet_frag_validate_csum(struct rmnet_frag_descriptor *frag_desc)
__wsum csum;
__sum16 pseudo;
/* Keep analysis tools happy, since they will see that
* rmnet_frag_data_ptr() could return NULL. It can't in this case,
* since we can't get this far otherwise...
*/
if (unlikely(!data))
return false;
datagram_len = frag_desc->len - frag_desc->ip_len;
if (frag_desc->ip_proto == 4) {
struct iphdr *iph = (struct iphdr *)data;
@ -1061,6 +1067,9 @@ rmnet_frag_segment_coal_data(struct rmnet_frag_descriptor *coal_desc,
* for it.
*/
version = rmnet_frag_data_ptr(coal_desc);
if (unlikely(!version))
return;
if ((*version & 0xF0) == 0x40) {
struct iphdr *iph, __iph;