1. fgets(3) reads at most 1 less then the size argument.
2. Each line of /proc/filesystem isn't a filesystem path.
So it doesn't really matter if the size argument is PATH_MAX-1
or PATH_MAX (=sizeof(buf)) as long as the buffer is large enough.
We can just use sizeof(buf).
Signed-off-by: Tomohiro Kusumi <kusumi.tomohiro@xxxxxxxxx>
---
daemon/module.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/daemon/module.c b/daemon/module.c
index bed8f7a..6cf7b7b 100644
--- a/daemon/module.c
+++ b/daemon/module.c
@@ -38,7 +38,7 @@ int load_autofs4_module(void)
return 0;
}
- while (fgets(buf, PATH_MAX - 1, fp)) {
+ while (fgets(buf, sizeof(buf), fp)) {
if (strstr(buf, "autofs")) {
fclose(fp);
return 1;
--
2.5.5
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