drivers/mtd: Convert remaining uses of pr_warning to pr_warn

To enable eventual removal of pr_warning

This makes pr_warn use consistent for drivers/mtd

Prior to this patch, there were 7 uses of pr_warning and
31 uses of pr_warn in drivers/mtd

Signed-off-by: Joe Perches <[e-mail]>
Signed-off-by: Brian Norris <[e-mail]>

drivers/mtd/chips/cfi_cmdset_0002.c

···
 	 * it should report a size of 8KBytes (0x0020*256).
 	 */
 	cfi->cfiq->EraseRegionInfo[0] = 0x002003ff;
-	pr_warning("%s: Bad 38VF640x CFI data; adjusting sector size from 64 to 8KiB\n", mtd->name);
+	pr_warn("%s: Bad 38VF640x CFI data; adjusting sector size from 64 to 8KiB\n",
+		mtd->name);
 }
 
 static void fixup_s29gl064n_sectors(struct mtd_info *mtd)
···
 
 	if ((cfi->cfiq->EraseRegionInfo[0] & 0xffff) == 0x003f) {
 		cfi->cfiq->EraseRegionInfo[0] |= 0x0040;
-		pr_warning("%s: Bad S29GL064N CFI data; adjust from 64 to 128 sectors\n", mtd->name);
+		pr_warn("%s: Bad S29GL064N CFI data; adjust from 64 to 128 sectors\n",
+			mtd->name);
 	}
 }
 
···
 
 	if ((cfi->cfiq->EraseRegionInfo[1] & 0xffff) == 0x007e) {
 		cfi->cfiq->EraseRegionInfo[1] &= ~0x0040;
-		pr_warning("%s: Bad S29GL032N CFI data; adjust from 127 to 63 sectors\n", mtd->name);
+		pr_warn("%s: Bad S29GL032N CFI data; adjust from 127 to 63 sectors\n",
+			mtd->name);
 	}
 }
 
···
 	 * which is not permitted by CFI.
 	 */
 	cfi->cfiq->EraseRegionInfo[0] = 0x020001ff;
-	pr_warning("%s: Bad S29NS512P CFI data; adjust to 512 sectors\n", mtd->name);
+	pr_warn("%s: Bad S29NS512P CFI data; adjust to 512 sectors\n",
+		mtd->name);
 }
 
 /* Used to fix CFI-Tables of chips without Extended Query Tables */

drivers/mtd/nand/cmx270_nand.c

···
 
 	ret = gpio_request(GPIO_NAND_CS, "NAND CS");
 	if (ret) {
-		pr_warning("CM-X270: failed to request NAND CS gpio\n");
+		pr_warn("CM-X270: failed to request NAND CS gpio\n");
 		return ret;
 	}
 
···
 
 	ret = gpio_request(GPIO_NAND_RB, "NAND R/B");
 	if (ret) {
-		pr_warning("CM-X270: failed to request NAND R/B gpio\n");
+		pr_warn("CM-X270: failed to request NAND R/B gpio\n");
 		goto err_gpio_request;
 	}
 

drivers/mtd/ofpart.c

···
 	if (!part)
 		return 0; /* No partitions found */
 
-	pr_warning("Device tree uses obsolete partition map binding: %s\n",
-			dp->full_name);
+	pr_warn("Device tree uses obsolete partition map binding: %s\n",
+		dp->full_name);
 
 	nr_parts = plen / sizeof(part[0]);