Gitweb:
https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=ff2bf113604882a0f21...
Commit: ff2bf113604882a0f21f118a5bb16076399bb67a
Parent: 7232458b6c114cc83b471f08abc49fd1673831c4
Author: Zdenek Kabelac <zkabelac(a)redhat.com>
AuthorDate: Tue Jun 25 15:29:26 2019 +0200
Committer: Zdenek Kabelac <zkabelac(a)redhat.com>
CommitterDate: Tue Jun 25 17:34:18 2019 +0200
cov: ensure cname exists before derefering it
Just make it clear to analyzers cname can't be NULL.
TODO: maybe exclude NULL at front of the function...
---
tools/command.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/command.c b/tools/command.c
index 377d03f..5237532 100644
--- a/tools/command.c
+++ b/tools/command.c
@@ -1916,7 +1916,7 @@ void print_usage(struct command *cmd, int longhelp, int desc_first)
* see print_common_options_cmd()
*/
- if ((cname->variants > 1) && cname->common_options[opt_enum])
+ if (cname && (cname->variants > 1) &&
cname->common_options[opt_enum])
continue;
printf("\n\t[");
@@ -1956,7 +1956,7 @@ void print_usage(struct command *cmd, int longhelp, int desc_first)
* see print_common_options_cmd()
*/
- if ((cname->variants > 1) && cname->common_options[opt_enum])
+ if (cname && (cname->variants > 1) &&
cname->common_options[opt_enum])
continue;
printf("\n\t[");
@@ -3384,7 +3384,7 @@ static int _print_man(char *name, char *des_file, int secondary)
if (!prev_cmd || strcmp(prev_cmd->name, cmd->name)) {
printf(".SH NAME\n");
- if (cname->desc)
+ if (cname && cname->desc)
printf("%s - %s\n", lvmname, cname->desc);
else
printf("%s\n", lvmname);