WARNING: line length of 92 exceeds 80 columns
#58: FILE: net/xfrm/xfrm_state.c:1714:
+static struct xfrm_state *xfrm_state_lookup_spi_proto(struct net *net, __be32 spi, u8 proto)

WARNING: please, no spaces at the start of a line
#60: FILE: net/xfrm/xfrm_state.c:1716:
+    struct xfrm_state *x;$

WARNING: please, no spaces at the start of a line
#61: FILE: net/xfrm/xfrm_state.c:1717:
+    unsigned int i;$

WARNING: please, no spaces at the start of a line
#63: FILE: net/xfrm/xfrm_state.c:1719:
+    rcu_read_lock();$

WARNING: please, no spaces at the start of a line
#65: FILE: net/xfrm/xfrm_state.c:1721:
+    for (i = 0; i <= net->xfrm.state_hmask; i++) {$

ERROR: code indent should use tabs where possible
#66: FILE: net/xfrm/xfrm_state.c:1722:
+        hlist_for_each_entry_rcu(x, &net->xfrm.state_byspi[i], byspi) {$

WARNING: please, no spaces at the start of a line
#66: FILE: net/xfrm/xfrm_state.c:1722:
+        hlist_for_each_entry_rcu(x, &net->xfrm.state_byspi[i], byspi) {$

WARNING: suspect code indent for conditional statements (8, 12)
#66: FILE: net/xfrm/xfrm_state.c:1722:
+        hlist_for_each_entry_rcu(x, &net->xfrm.state_byspi[i], byspi) {
+            if (x->id.spi == spi && x->id.proto == proto) {

ERROR: code indent should use tabs where possible
#67: FILE: net/xfrm/xfrm_state.c:1723:
+            if (x->id.spi == spi && x->id.proto == proto) {$

WARNING: please, no spaces at the start of a line
#67: FILE: net/xfrm/xfrm_state.c:1723:
+            if (x->id.spi == spi && x->id.proto == proto) {$

ERROR: code indent should use tabs where possible
#68: FILE: net/xfrm/xfrm_state.c:1724:
+                if (!xfrm_state_hold_rcu(x))$

WARNING: please, no spaces at the start of a line
#68: FILE: net/xfrm/xfrm_state.c:1724:
+                if (!xfrm_state_hold_rcu(x))$

WARNING: suspect code indent for conditional statements (16, 20)
#68: FILE: net/xfrm/xfrm_state.c:1724:
+                if (!xfrm_state_hold_rcu(x))
+                    continue;

ERROR: code indent should use tabs where possible
#69: FILE: net/xfrm/xfrm_state.c:1725:
+                    continue;$

WARNING: please, no spaces at the start of a line
#69: FILE: net/xfrm/xfrm_state.c:1725:
+                    continue;$

ERROR: code indent should use tabs where possible
#70: FILE: net/xfrm/xfrm_state.c:1726:
+                rcu_read_unlock();$

WARNING: please, no spaces at the start of a line
#70: FILE: net/xfrm/xfrm_state.c:1726:
+                rcu_read_unlock();$

ERROR: code indent should use tabs where possible
#71: FILE: net/xfrm/xfrm_state.c:1727:
+                return x;$

WARNING: please, no spaces at the start of a line
#71: FILE: net/xfrm/xfrm_state.c:1727:
+                return x;$

ERROR: code indent should use tabs where possible
#72: FILE: net/xfrm/xfrm_state.c:1728:
+            }$

WARNING: please, no spaces at the start of a line
#72: FILE: net/xfrm/xfrm_state.c:1728:
+            }$

ERROR: code indent should use tabs where possible
#73: FILE: net/xfrm/xfrm_state.c:1729:
+        }$

WARNING: please, no spaces at the start of a line
#73: FILE: net/xfrm/xfrm_state.c:1729:
+        }$

WARNING: please, no spaces at the start of a line
#74: FILE: net/xfrm/xfrm_state.c:1730:
+    }$

WARNING: please, no spaces at the start of a line
#76: FILE: net/xfrm/xfrm_state.c:1732:
+    rcu_read_unlock();$

WARNING: please, no spaces at the start of a line
#77: FILE: net/xfrm/xfrm_state.c:1733:
+    return NULL;$

WARNING: line length of 84 exceeds 80 columns
#121: FILE: net/xfrm/xfrm_state.c:2596:
+		u32 spi = (low == high) ? low : get_random_u32_inclusive(low, high);

WARNING: Missing a blank line after declarations
#122: FILE: net/xfrm/xfrm_state.c:2597:
+		u32 spi = (low == high) ? low : get_random_u32_inclusive(low, high);
+		newspi = htonl(spi);

WARNING: line length of 99 exceeds 80 columns
#132: FILE: net/xfrm/xfrm_state.c:2603:
+			h = xfrm_spi_hash(net, &x->id.daddr, newspi, x->id.proto, x->props.family);

WARNING: line length of 100 exceeds 80 columns
#133: FILE: net/xfrm/xfrm_state.c:2604:
+			XFRM_STATE_INSERT(byspi, &x->byspi, net->xfrm.state_byspi + h, x->xso.type);

ERROR: code indent should use tabs where possible
#137: FILE: net/xfrm/xfrm_state.c:2608:
+                }$

WARNING: please, no spaces at the start of a line
#137: FILE: net/xfrm/xfrm_state.c:2608:
+                }$

ERROR: code indent should use tabs where possible
#147: FILE: net/xfrm/xfrm_state.c:2615:
+                }$

WARNING: please, no spaces at the start of a line
#147: FILE: net/xfrm/xfrm_state.c:2615:
+                }$

WARNING: line length of 82 exceeds 80 columns
#154: FILE: net/xfrm/xfrm_state.c:2622:
+		NL_SET_ERR_MSG(extack, "No SPI available in the requested range");

total: 10 errors, 25 warnings, 0 checks, 102 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

NOTE: Whitespace errors detected.
      You may wish to use scripts/cleanpatch or scripts/cleanfile

Commit d252fc5696ca ("xfrm: Duplicate SPI Handling") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.