vlib: fix coverity warning - vpp - Vector Packet Processing

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author	Klement Sekera <ksekera@cisco.com>	2021-11-18 12:32:05 +0100
committer	Damjan Marion <dmarion@me.com>	2021-11-22 10:21:23 +0000
commit	bd46907b3f27b480e5f8b0be9cb4c5b5f1fa08ab (patch)
tree	a09308f98ee1969c20bbced68f0bb552dd3ea2d7 /src/vlib
parent	d824aac1077cc744f66fba62879e4b668f60ed6a (diff)

vlib: fix coverity warning

Use correct signed type to allow testing for a failure (-1) from readlinkat(). Type: fix Fixes: 5714a49f14 Signed-off-by: Klement Sekera <ksekera@cisco.com> Change-Id: I06f1c8d91e907c151012ff9758c6b52caca4d625

Diffstat (limited to 'src/vlib')

-rw-r--r--

src/vlib/linux/pci.c

1 files changed, 1 insertions, 1 deletions

/* * Copyright (c) 2015 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef included_vlib_lex_h #define included_vlib_lex_h #include <vppinfra/hash.h> #include <vppinfra/bitmap.h> #include <vppinfra/error.h> #include <vppinfra/pool.h> #define foreach_vlib_lex_global_token \ _ (invalid) \ _ (eof) \ _ (word) \ _ (number) \ _ (lt) \ _ (gt) \ _ (dot) \ _ (slash) \ _ (qmark) \ _ (equals) \ _ (plus) \ _ (minus) \ _ (star) \ _ (lpar) \ _ (rpar) typedef enum { #define _(f) VLIB_LEX_##f, foreach_vlib_lex_global_token #undef _ } vlib_lex_global_token_t; typedef enum { VLIB_LEX_IGNORE, VLIB_LEX_ADD_TO_TOKEN, VLIB_LEX_RETURN, VLIB_LEX_RETURN_AND_RESCAN, VLIB_LEX_KEYWORD_CHECK, VLIB_LEX_START_NUMBER, VLIB_LEX_ADD_TO_NUMBER, } vlib_lex_action_t; typedef struct { u16 action; u16 next_table_index; u16 token; } vlib_lex_table_entry_t; typedef struct { char *name; vlib_lex_table_entry_t entries[128]; } vlib_lex_table_t; typedef struct { u32 token; union { uword as_uword; void *as_pointer; char *as_string; } value; } vlib_lex_token_t; typedef struct { vlib_lex_table_t *lex_tables; uword *lex_tables_by_name; /* Vector of token strings. */ char **lex_token_names; /* Hash mapping c string name to token index. */ uword *lex_tokens_by_name; /* Hash mapping c string keyword name to token index. */ uword *lex_keywords; vlib_lex_token_t *pushback_vector; i32 pushback_sp; u32 current_table_index; uword current_token_value; uword current_number_base; /* Input string we are lex-ing. */ u8 *input_vector; /* Current index into input vector. */ u32 current_index; /* Re-used vector for forming token strings and hashing them. */ u8 *token_buffer; } vlib_lex_main_t; extern vlib_lex_main_t vlib_lex_main; always_inline void vlib_lex_cleanup_token (vlib_lex_token_t * t) { if (t->token == VLIB_LEX_word) { u8 *tv = t->value.as_pointer; vec_free (tv); } } u16 vlib_lex_add_table (char *name); void vlib_lex_get_token (vlib_lex_main_t * lm, vlib_lex_token_t * result); u16 vlib_lex_add_token (vlib_lex_main_t * lm, char *token_name); void vlib_lex_set_action_range (u32 table_index, u8 lo, u8 hi, u16 action, u16 token, u32 next_table_index); void vlib_lex_reset (vlib_lex_main_t * lm, u8 * input_vector); format_function_t format_vlib_lex_token; #endif /* included_vlib_lex_h */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */


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