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makedevs: allow much longer filenames

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function                                             old     new   delta
makedevs_main                                       1056    1071     +15

Patch by Kang-Che Sung <explorer09@gmail.com>

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2017-07-06 02:04:32 +02:00
parent 637982f5bb
commit 3532e60ca8
1 changed files with 7 additions and 5 deletions
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12
miscutils/makedevs.c
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@ -208,17 +208,17 @@ int makedevs_main(int argc UNUSED_PARAM, char **argv)
unsigned count = 0;
unsigned increment = 0;
unsigned start = 0;
char name[41];
char user[41];
char group[41];
char *full_name = name;
char *full_name;
int name_len;
uid_t uid;
gid_t gid;
linenum = parser->lineno;
if ((2 > sscanf(line, "%40s %c %o %40s %40s %u %u %u %u %u",
name, &type, &mode, user, group,
if ((1 > sscanf(line, "%*s%n %c %o %40s %40s %u %u %u %u %u",
&name_len, &type, &mode, user, group,
&major, &minor, &start, &increment, &count))
|| ((unsigned)(major | minor | start | count | increment) > 255)
) {
@ -229,9 +229,11 @@ int makedevs_main(int argc UNUSED_PARAM, char **argv)
gid = (*group) ? get_ug_id(group, xgroup2gid) : getgid();
uid = (*user) ? get_ug_id(user, xuname2uid) : getuid();
line[name_len] = '\0';
full_name = line;
/* We are already in the right root dir,
* so make absolute paths relative */
if ('/' == *full_name)
if ('/' == full_name[0])
full_name++;
if (type == 'd') {