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| author | Namhyung Kim <namhyung@gmail.com> | 2010-10-22 23:32:10 +0900 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2010-10-28 00:17:16 +0200 |
| commit | d0f95c782686dbfbb415d533881a06c2bde17ee0 (patch) | |
| tree | 9fbe99adf30921b2474944cd90c11b7f11ee8dcb | |
| parent | b74b953b998bcc2db91b694446f3a2619ec32de6 (diff) | |
kbuild: check return value of asprintf()
Check return value of asprintf() in docsect() and exit if error
occurs. This removes following warning:
HOSTCC scripts/basic/docproc
scripts/basic/docproc.c: In function ‘docsect’:
scripts/basic/docproc.c:336: warning: ignoring return value of ‘asprintf’,
declared with attribute warn_unused_result
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
| -rw-r--r-- | scripts/basic/docproc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/scripts/basic/docproc.c b/scripts/basic/docproc.c index fc3b18d844a..98dec87974d 100644 --- a/scripts/basic/docproc.c +++ b/scripts/basic/docproc.c @@ -333,7 +333,10 @@ static void docsect(char *filename, char *line) if (*s == '\n') *s = '\0'; - asprintf(&s, "DOC: %s", line); + if (asprintf(&s, "DOC: %s", line) < 0) { + perror("asprintf"); + exit(1); + } consume_symbol(s); free(s); |