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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /fs/proc/util.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/proc/util.c')
-rw-r--r--fs/proc/util.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/proc/util.c b/fs/proc/util.c
new file mode 100644
index 0000000000..98f8adc173
--- /dev/null
+++ b/fs/proc/util.c
@@ -0,0 +1,24 @@
+#include <linux/dcache.h>
+#include "internal.h"
+
+unsigned name_to_int(const struct qstr *qstr)
+{
+ const char *name = qstr->name;
+ int len = qstr->len;
+ unsigned n = 0;
+
+ if (len > 1 && *name == '0')
+ goto out;
+ do {
+ unsigned c = *name++ - '0';
+ if (c > 9)
+ goto out;
+ if (n >= (~0U-9)/10)
+ goto out;
+ n *= 10;
+ n += c;
+ } while (--len > 0);
+ return n;
+out:
+ return ~0U;
+}