shared: remove unreachable snprintf error case

It is practically impossible for `/proc/self/fd/%d` to result in a
string of PATH_MAX size. Remove the unreachable error handling.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Link: https://github.com/kmod-project/kmod/pull/345
Signed-off-by: Lucas De Marchi <lucas.de.marchi@gmail.com>

diff --git a/shared/util.c b/shared/util.c
index b10122ce06e3cd4806274fe88f370d324e3ee53c..2c6cfa96a73db9902b3e797c710218a603512202 100644 (file)
--- a/shared/util.c
+++ b/shared/util.c
@@ -482,9 +482,7 @@ char *fd_lookup_path(int fd)
        char fd_path[PATH_MAX];
        ssize_t len;
 
-       len = snprintf(proc_path, sizeof(proc_path), "/proc/self/fd/%d", fd);
-       if (len < 0 || len >= (ssize_t)sizeof(proc_path))
-               return NULL;
+       snprintf(proc_path, sizeof(proc_path), "/proc/self/fd/%d", fd);
 
        /*
         * We are using mkstemp to create a temporary file. We need to read the link since