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CODING_STYLE: adapt code example

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Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
This commit is contained in:
Christian Brauner 2020-06-19 23:55:56 +02:00
parent a143f4a563
commit 41e1294552
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GPG Key ID: 8EB056D53EECB12D
1 changed files with 6 additions and 7 deletions
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CODING_STYLE.md
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@ -733,11 +733,11 @@ __do_closedir __attribute__((__cleanup__(__auto_closedir__)))
``` ```
For example: For example:
```c ```c
void remount_all_slave(void) void turn_into_dependent_mounts(void)
{ {
__do_free char *line = NULL; __do_free char *line = NULL;
__do_fclose FILE *f = NULL; __do_fclose FILE *f = NULL;
__do_close_prot_errno int memfd = -EBADF, mntinfo_fd = -EBADF; __do_close int memfd = -EBADF, mntinfo_fd = -EBADF;
int ret; int ret;
ssize_t copied; ssize_t copied;
size_t len = 0; size_t len = 0;
@ -780,7 +780,7 @@ again:
return; return;
} }
f = fdopen(memfd, "r"); f = fdopen(memfd, "re");
if (!f) { if (!f) {
SYSERROR("Failed to open copy of \"/proc/self/mountinfo\" to mark all shared. Continuing"); SYSERROR("Failed to open copy of \"/proc/self/mountinfo\" to mark all shared. Continuing");
return; return;
@ -810,12 +810,11 @@ again:
null_endofword(target); null_endofword(target);
ret = mount(NULL, target, NULL, MS_SLAVE, NULL); ret = mount(NULL, target, NULL, MS_SLAVE, NULL);
if (ret < 0) { if (ret < 0) {
SYSERROR("Failed to make \"%s\" MS_SLAVE", target); SYSERROR("Failed to recursively turn old root mount tree into dependent mount. Continuing...");
ERROR("Continuing...");
continue; continue;
} }
TRACE("Remounted \"%s\" as MS_SLAVE", target); TRACE("Recursively turned old root mount tree into dependent mount");
} }
TRACE("Remounted all mount table entries as MS_SLAVE"); TRACE("Turned all mount table entries into dependent mount");
} }
``` ```