bpf, arm: Fix various typos in comments

Various spelling mistakes in comments. Detected with the help of
Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20220318103729.157574-9-Julia.Lawall@inria.fr

Author: JuliaLawall

arch/arm/net/bpf_jit_32.c

@@ -1864,7 +1864,7 @@ static int build_body(struct jit_ctx *ctx)
 		if (ctx->target == NULL)
 			ctx->offsets[i] = ctx->idx;
 
-		/* If unsuccesfull, return with error code */
+		/* If unsuccesful, return with error code */
 		if (ret)
 			return ret;
 	}
@@ -1973,7 +1973,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog)
 	 * for jit, although it can decrease the size of the image.
 	 *
 	 * As each arm instruction is of length 32bit, we are translating
-	 * number of JITed intructions into the size required to store these
+	 * number of JITed instructions into the size required to store these
 	 * JITed code.
 	 */
 	image_size = sizeof(u32) * ctx.idx;