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lvmcmdline: check for NULL

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Althought this code likely never is hit with NULL, just add
check to be sure.
This commit is contained in:
Zdenek Kabelac 2024-05-13 14:49:54 +02:00
parent c0e7cdff9d
commit af983ad3d3
1 changed files with 1 additions and 1 deletions
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2
tools/lvmcmdline.c
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@ -1993,7 +1993,7 @@ static void _short_usage(const char *name)
static int _usage(const char *name, int longhelp, int skip_notes) static int _usage(const char *name, int longhelp, int skip_notes)
{ {
const struct command_name *cname = find_command_name(name); const struct command_name *cname = find_command_name(name);
const struct command_name_args *cna = &command_names_args[cname->lvm_command_enum]; const struct command_name_args *cna = cname ? &command_names_args[cname->lvm_command_enum] : NULL;
struct command *cmd = NULL; struct command *cmd = NULL;
int show_full = longhelp; int show_full = longhelp;
int i; int i;